Home / 8,089.47-12,134.21-2,246.09

Finding the Fourth Proportional to 8,089.47, 12,134.21 and 2,246.09

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Solution

The fourth proportional to 8,089.47, 12,134.21 and 2,246.09 is: 3,369.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,089.47 : 12,134.21 = 2,246.09 : x
  2. Step 2: Convert to fraction form
    8,089.47/12,134.21 = 2,246.09/x
  3. Step 3: Cross multiply
    8,089.47x = 12,134.21 × 2,246.09
  4. Step 4: Simplify right side
    8,089.47x = 27,254,467.07
  5. Step 5: Solve for x
    x = 27,254,467.07/8,089.47
  6. Step 6: Final answer
    x = 3,369.13

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Half scale
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Double scale
Find fourth proportional to 8,090.47, 12,135.71 and 2,247.09
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.