Home / 11,337.29-16,988.60-7,625.78

Finding the Fourth Proportional to 11,337.29, 16,988.60 and 7,625.78

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Solution

The fourth proportional to 11,337.29, 16,988.60 and 7,625.78 is: 11,427.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,337.29 : 16,988.60 = 7,625.78 : x
  2. Step 2: Convert to fraction form
    11,337.29/16,988.60 = 7,625.78/x
  3. Step 3: Cross multiply
    11,337.29x = 16,988.60 × 7,625.78
  4. Step 4: Simplify right side
    11,337.29x = 129,551,326.11
  5. Step 5: Solve for x
    x = 129,551,326.11/11,337.29
  6. Step 6: Final answer
    x = 11,427.01

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.