Home / 9,699.12-14,548.68-3,125.30

Finding the Fourth Proportional to 9,699.12, 14,548.68 and 3,125.30

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Solution

The fourth proportional to 9,699.12, 14,548.68 and 3,125.30 is: 4,687.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,699.12 : 14,548.68 = 3,125.30 : x
  2. Step 2: Convert to fraction form
    9,699.12/14,548.68 = 3,125.30/x
  3. Step 3: Cross multiply
    9,699.12x = 14,548.68 × 3,125.30
  4. Step 4: Simplify right side
    9,699.12x = 45,469,016.20
  5. Step 5: Solve for x
    x = 45,469,016.20/9,699.12
  6. Step 6: Final answer
    x = 4,687.95

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Similar ratio
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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.