Home / 10,006.56-15,001.76-4,167.56

Finding the Fourth Proportional to 10,006.56, 15,001.76 and 4,167.56

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Solution

The fourth proportional to 10,006.56, 15,001.76 and 4,167.56 is: 6,247.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,006.56 : 15,001.76 = 4,167.56 : x
  2. Step 2: Convert to fraction form
    10,006.56/15,001.76 = 4,167.56/x
  3. Step 3: Cross multiply
    10,006.56x = 15,001.76 × 4,167.56
  4. Step 4: Simplify right side
    10,006.56x = 62,520,734.91
  5. Step 5: Solve for x
    x = 62,520,734.91/10,006.56
  6. Step 6: Final answer
    x = 6,247.97

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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.