Home / 9,687.34-14,531.01-6,399.69

Finding the Fourth Proportional to 9,687.34, 14,531.01 and 6,399.69

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Solution

The fourth proportional to 9,687.34, 14,531.01 and 6,399.69 is: 9,599.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,687.34 : 14,531.01 = 6,399.69 : x
  2. Step 2: Convert to fraction form
    9,687.34/14,531.01 = 6,399.69/x
  3. Step 3: Cross multiply
    9,687.34x = 14,531.01 × 6,399.69
  4. Step 4: Simplify right side
    9,687.34x = 92,993,959.39
  5. Step 5: Solve for x
    x = 92,993,959.39/9,687.34
  6. Step 6: Final answer
    x = 9,599.54

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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.