Home / 6,545.28-9,032.22-3,561.12

Finding the Fourth Proportional to 6,545.28, 9,032.22 and 3,561.12

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Solution

The fourth proportional to 6,545.28, 9,032.22 and 3,561.12 is: 4,914.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,545.28 : 9,032.22 = 3,561.12 : x
  2. Step 2: Convert to fraction form
    6,545.28/9,032.22 = 3,561.12/x
  3. Step 3: Cross multiply
    6,545.28x = 9,032.22 × 3,561.12
  4. Step 4: Simplify right side
    6,545.28x = 32,164,828.19
  5. Step 5: Solve for x
    x = 32,164,828.19/6,545.28
  6. Step 6: Final answer
    x = 4,914.20

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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.