Home / 8,089.55-11,161.73-4,551.47

Finding the Fourth Proportional to 8,089.55, 11,161.73 and 4,551.47

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Solution

The fourth proportional to 8,089.55, 11,161.73 and 4,551.47 is: 6,279.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,089.55 : 11,161.73 = 4,551.47 : x
  2. Step 2: Convert to fraction form
    8,089.55/11,161.73 = 4,551.47/x
  3. Step 3: Cross multiply
    8,089.55x = 11,161.73 × 4,551.47
  4. Step 4: Simplify right side
    8,089.55x = 50,802,245.65
  5. Step 5: Solve for x
    x = 50,802,245.65/8,089.55
  6. Step 6: Final answer
    x = 6,279.99

Related Problems

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Half scale
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Double scale
Find fourth proportional to 8,090.55, 11,163.11 and 4,552.47
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.