Home / 11,260.10-15,538.64-6,545.18

Finding the Fourth Proportional to 11,260.10, 15,538.64 and 6,545.18

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Solution

The fourth proportional to 11,260.10, 15,538.64 and 6,545.18 is: 9,032.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,260.10 : 15,538.64 = 6,545.18 : x
  2. Step 2: Convert to fraction form
    11,260.10/15,538.64 = 6,545.18/x
  3. Step 3: Cross multiply
    11,260.10x = 15,538.64 × 6,545.18
  4. Step 4: Simplify right side
    11,260.10x = 101,703,195.76
  5. Step 5: Solve for x
    x = 101,703,195.76/11,260.10
  6. Step 6: Final answer
    x = 9,032.18

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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.