Home / 10,481.28-14,464.20-5,765.86

Finding the Fourth Proportional to 10,481.28, 14,464.20 and 5,765.86

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Solution

The fourth proportional to 10,481.28, 14,464.20 and 5,765.86 is: 7,956.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,481.28 : 14,464.20 = 5,765.86 : x
  2. Step 2: Convert to fraction form
    10,481.28/14,464.20 = 5,765.86/x
  3. Step 3: Cross multiply
    10,481.28x = 14,464.20 × 5,765.86
  4. Step 4: Simplify right side
    10,481.28x = 83,398,552.21
  5. Step 5: Solve for x
    x = 83,398,552.21/10,481.28
  6. Step 6: Final answer
    x = 7,956.91

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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.