Home / 10,327.64-15,488.70-4,482.88

Finding the Fourth Proportional to 10,327.64, 15,488.70 and 4,482.88

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Solution

The fourth proportional to 10,327.64, 15,488.70 and 4,482.88 is: 6,723.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,327.64 : 15,488.70 = 4,482.88 : x
  2. Step 2: Convert to fraction form
    10,327.64/15,488.70 = 4,482.88/x
  3. Step 3: Cross multiply
    10,327.64x = 15,488.70 × 4,482.88
  4. Step 4: Simplify right side
    10,327.64x = 69,433,983.46
  5. Step 5: Solve for x
    x = 69,433,983.46/10,327.64
  6. Step 6: Final answer
    x = 6,723.12

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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.