Home / 9,890.14-14,819.01-5,982.70

Finding the Fourth Proportional to 9,890.14, 14,819.01 and 5,982.70

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Solution

The fourth proportional to 9,890.14, 14,819.01 and 5,982.70 is: 8,964.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,890.14 : 14,819.01 = 5,982.70 : x
  2. Step 2: Convert to fraction form
    9,890.14/14,819.01 = 5,982.70/x
  3. Step 3: Cross multiply
    9,890.14x = 14,819.01 × 5,982.70
  4. Step 4: Simplify right side
    9,890.14x = 88,657,691.13
  5. Step 5: Solve for x
    x = 88,657,691.13/9,890.14
  6. Step 6: Final answer
    x = 8,964.25

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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.