Home / 10,908.68-15,053.46-6,192.32

Finding the Fourth Proportional to 10,908.68, 15,053.46 and 6,192.32

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Solution

The fourth proportional to 10,908.68, 15,053.46 and 6,192.32 is: 8,545.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,908.68 : 15,053.46 = 6,192.32 : x
  2. Step 2: Convert to fraction form
    10,908.68/15,053.46 = 6,192.32/x
  3. Step 3: Cross multiply
    10,908.68x = 15,053.46 × 6,192.32
  4. Step 4: Simplify right side
    10,908.68x = 93,215,841.43
  5. Step 5: Solve for x
    x = 93,215,841.43/10,908.68
  6. Step 6: Final answer
    x = 8,545.11

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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.