Home / 10,678.56-16,006.50-6,298.08

Finding the Fourth Proportional to 10,678.56, 16,006.50 and 6,298.08

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Solution

The fourth proportional to 10,678.56, 16,006.50 and 6,298.08 is: 9,440.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,678.56 : 16,006.50 = 6,298.08 : x
  2. Step 2: Convert to fraction form
    10,678.56/16,006.50 = 6,298.08/x
  3. Step 3: Cross multiply
    10,678.56x = 16,006.50 × 6,298.08
  4. Step 4: Simplify right side
    10,678.56x = 100,810,217.52
  5. Step 5: Solve for x
    x = 100,810,217.52/10,678.56
  6. Step 6: Final answer
    x = 9,440.43

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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.