Home / 11,377.13-17,068.57-3,169.13

Finding the Fourth Proportional to 11,377.13, 17,068.57 and 3,169.13

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Solution

The fourth proportional to 11,377.13, 17,068.57 and 3,169.13 is: 4,754.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,377.13 : 17,068.57 = 3,169.13 : x
  2. Step 2: Convert to fraction form
    11,377.13/17,068.57 = 3,169.13/x
  3. Step 3: Cross multiply
    11,377.13x = 17,068.57 × 3,169.13
  4. Step 4: Simplify right side
    11,377.13x = 54,092,423.98
  5. Step 5: Solve for x
    x = 54,092,423.98/11,377.13
  6. Step 6: Final answer
    x = 4,754.49

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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.