Home / 5,543.55-8,315.33-5,303.59

Finding the Fourth Proportional to 5,543.55, 8,315.33 and 5,303.59

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Solution

The fourth proportional to 5,543.55, 8,315.33 and 5,303.59 is: 7,955.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.55 : 8,315.33 = 5,303.59 : x
  2. Step 2: Convert to fraction form
    5,543.55/8,315.33 = 5,303.59/x
  3. Step 3: Cross multiply
    5,543.55x = 8,315.33 × 5,303.59
  4. Step 4: Simplify right side
    5,543.55x = 44,101,053.73
  5. Step 5: Solve for x
    x = 44,101,053.73/5,543.55
  6. Step 6: Final answer
    x = 7,955.38

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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.