Home / 6,545.30-9,032.56-3,561.09

Finding the Fourth Proportional to 6,545.30, 9,032.56 and 3,561.09

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Solution

The fourth proportional to 6,545.30, 9,032.56 and 3,561.09 is: 4,914.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,545.30 : 9,032.56 = 3,561.09 : x
  2. Step 2: Convert to fraction form
    6,545.30/9,032.56 = 3,561.09/x
  3. Step 3: Cross multiply
    6,545.30x = 9,032.56 × 3,561.09
  4. Step 4: Simplify right side
    6,545.30x = 32,165,759.09
  5. Step 5: Solve for x
    x = 32,165,759.09/6,545.30
  6. Step 6: Final answer
    x = 4,914.33

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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.