Home / 10,447.04-15,675.24-5,704.76

Finding the Fourth Proportional to 10,447.04, 15,675.24 and 5,704.76

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Solution

The fourth proportional to 10,447.04, 15,675.24 and 5,704.76 is: 8,559.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,447.04 : 15,675.24 = 5,704.76 : x
  2. Step 2: Convert to fraction form
    10,447.04/15,675.24 = 5,704.76/x
  3. Step 3: Cross multiply
    10,447.04x = 15,675.24 × 5,704.76
  4. Step 4: Simplify right side
    10,447.04x = 89,423,482.14
  5. Step 5: Solve for x
    x = 89,423,482.14/10,447.04
  6. Step 6: Final answer
    x = 8,559.70

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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.