Home / 9,381.17-14,071.79-3,761.39

Finding the Fourth Proportional to 9,381.17, 14,071.79 and 3,761.39

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Solution

The fourth proportional to 9,381.17, 14,071.79 and 3,761.39 is: 5,642.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,381.17 : 14,071.79 = 3,761.39 : x
  2. Step 2: Convert to fraction form
    9,381.17/14,071.79 = 3,761.39/x
  3. Step 3: Cross multiply
    9,381.17x = 14,071.79 × 3,761.39
  4. Step 4: Simplify right side
    9,381.17x = 52,929,534.77
  5. Step 5: Solve for x
    x = 52,929,534.77/9,381.17
  6. Step 6: Final answer
    x = 5,642.10

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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.