Home / 11,701.15-17,549.70-4,301.80

Finding the Fourth Proportional to 11,701.15, 17,549.70 and 4,301.80

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Solution

The fourth proportional to 11,701.15, 17,549.70 and 4,301.80 is: 6,451.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,701.15 : 17,549.70 = 4,301.80 : x
  2. Step 2: Convert to fraction form
    11,701.15/17,549.70 = 4,301.80/x
  3. Step 3: Cross multiply
    11,701.15x = 17,549.70 × 4,301.80
  4. Step 4: Simplify right side
    11,701.15x = 75,495,299.46
  5. Step 5: Solve for x
    x = 75,495,299.46/11,701.15
  6. Step 6: Final answer
    x = 6,451.96

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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.