Home / 10,531.44-14,531.34-6,339.96

Finding the Fourth Proportional to 10,531.44, 14,531.34 and 6,339.96

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Solution

The fourth proportional to 10,531.44, 14,531.34 and 6,339.96 is: 8,747.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,531.44 : 14,531.34 = 6,339.96 : x
  2. Step 2: Convert to fraction form
    10,531.44/14,531.34 = 6,339.96/x
  3. Step 3: Cross multiply
    10,531.44x = 14,531.34 × 6,339.96
  4. Step 4: Simplify right side
    10,531.44x = 92,128,114.35
  5. Step 5: Solve for x
    x = 92,128,114.35/10,531.44
  6. Step 6: Final answer
    x = 8,747.91

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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.