Home / 10,332.28-15,498.42-2,935.78

Finding the Fourth Proportional to 10,332.28, 15,498.42 and 2,935.78

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Solution

The fourth proportional to 10,332.28, 15,498.42 and 2,935.78 is: 4,403.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,332.28 : 15,498.42 = 2,935.78 : x
  2. Step 2: Convert to fraction form
    10,332.28/15,498.42 = 2,935.78/x
  3. Step 3: Cross multiply
    10,332.28x = 15,498.42 × 2,935.78
  4. Step 4: Simplify right side
    10,332.28x = 45,499,951.47
  5. Step 5: Solve for x
    x = 45,499,951.47/10,332.28
  6. Step 6: Final answer
    x = 4,403.67

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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.