Home / 11,613.41-17,423.06-5,377.91

Finding the Fourth Proportional to 11,613.41, 17,423.06 and 5,377.91

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Solution

The fourth proportional to 11,613.41, 17,423.06 and 5,377.91 is: 8,068.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,613.41 : 17,423.06 = 5,377.91 : x
  2. Step 2: Convert to fraction form
    11,613.41/17,423.06 = 5,377.91/x
  3. Step 3: Cross multiply
    11,613.41x = 17,423.06 × 5,377.91
  4. Step 4: Simplify right side
    11,613.41x = 93,699,534.60
  5. Step 5: Solve for x
    x = 93,699,534.60/11,613.41
  6. Step 6: Final answer
    x = 8,068.22

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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.