Home / 10,655.57-14,704.75-6,181.98

Finding the Fourth Proportional to 10,655.57, 14,704.75 and 6,181.98

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Solution

The fourth proportional to 10,655.57, 14,704.75 and 6,181.98 is: 8,531.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,655.57 : 14,704.75 = 6,181.98 : x
  2. Step 2: Convert to fraction form
    10,655.57/14,704.75 = 6,181.98/x
  3. Step 3: Cross multiply
    10,655.57x = 14,704.75 × 6,181.98
  4. Step 4: Simplify right side
    10,655.57x = 90,904,470.41
  5. Step 5: Solve for x
    x = 90,904,470.41/10,655.57
  6. Step 6: Final answer
    x = 8,531.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.