Home / 10,366.20-14,305.68-5,650.92

Finding the Fourth Proportional to 10,366.20, 14,305.68 and 5,650.92

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Solution

The fourth proportional to 10,366.20, 14,305.68 and 5,650.92 is: 7,798.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.20 : 14,305.68 = 5,650.92 : x
  2. Step 2: Convert to fraction form
    10,366.20/14,305.68 = 5,650.92/x
  3. Step 3: Cross multiply
    10,366.20x = 14,305.68 × 5,650.92
  4. Step 4: Simplify right side
    10,366.20x = 80,840,253.23
  5. Step 5: Solve for x
    x = 80,840,253.23/10,366.20
  6. Step 6: Final answer
    x = 7,798.45

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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.