Home / 10,481.92-14,464.50-5,765.29

Finding the Fourth Proportional to 10,481.92, 14,464.50 and 5,765.29

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Solution

The fourth proportional to 10,481.92, 14,464.50 and 5,765.29 is: 7,955.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,481.92 : 14,464.50 = 5,765.29 : x
  2. Step 2: Convert to fraction form
    10,481.92/14,464.50 = 5,765.29/x
  3. Step 3: Cross multiply
    10,481.92x = 14,464.50 × 5,765.29
  4. Step 4: Simplify right side
    10,481.92x = 83,392,037.21
  5. Step 5: Solve for x
    x = 83,392,037.21/10,481.92
  6. Step 6: Final answer
    x = 7,955.80

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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.