Home / 10,874.72-15,006.66-6,159.26

Finding the Fourth Proportional to 10,874.72, 15,006.66 and 6,159.26

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Solution

The fourth proportional to 10,874.72, 15,006.66 and 6,159.26 is: 8,499.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,874.72 : 15,006.66 = 6,159.26 : x
  2. Step 2: Convert to fraction form
    10,874.72/15,006.66 = 6,159.26/x
  3. Step 3: Cross multiply
    10,874.72x = 15,006.66 × 6,159.26
  4. Step 4: Simplify right side
    10,874.72x = 92,429,920.67
  5. Step 5: Solve for x
    x = 92,429,920.67/10,874.72
  6. Step 6: Final answer
    x = 8,499.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.