Home / 10,998.30-16,497.45-6,864.60

Finding the Fourth Proportional to 10,998.30, 16,497.45 and 6,864.60

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Solution

The fourth proportional to 10,998.30, 16,497.45 and 6,864.60 is: 10,296.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,998.30 : 16,497.45 = 6,864.60 : x
  2. Step 2: Convert to fraction form
    10,998.30/16,497.45 = 6,864.60/x
  3. Step 3: Cross multiply
    10,998.30x = 16,497.45 × 6,864.60
  4. Step 4: Simplify right side
    10,998.30x = 113,248,395.27
  5. Step 5: Solve for x
    x = 113,248,395.27/10,998.30
  6. Step 6: Final answer
    x = 10,296.90

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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.