Home / 10,663.38-15,995.07-5,465.94

Finding the Fourth Proportional to 10,663.38, 15,995.07 and 5,465.94

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Solution

The fourth proportional to 10,663.38, 15,995.07 and 5,465.94 is: 8,198.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,663.38 : 15,995.07 = 5,465.94 : x
  2. Step 2: Convert to fraction form
    10,663.38/15,995.07 = 5,465.94/x
  3. Step 3: Cross multiply
    10,663.38x = 15,995.07 × 5,465.94
  4. Step 4: Simplify right side
    10,663.38x = 87,428,092.92
  5. Step 5: Solve for x
    x = 87,428,092.92/10,663.38
  6. Step 6: Final answer
    x = 8,198.91

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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.