Home / 10,531.76-14,540.65-6,554.48

Finding the Fourth Proportional to 10,531.76, 14,540.65 and 6,554.48

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Solution

The fourth proportional to 10,531.76, 14,540.65 and 6,554.48 is: 9,049.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,531.76 : 14,540.65 = 6,554.48 : x
  2. Step 2: Convert to fraction form
    10,531.76/14,540.65 = 6,554.48/x
  3. Step 3: Cross multiply
    10,531.76x = 14,540.65 × 6,554.48
  4. Step 4: Simplify right side
    10,531.76x = 95,306,310.52
  5. Step 5: Solve for x
    x = 95,306,310.52/10,531.76
  6. Step 6: Final answer
    x = 9,049.42

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1.5x scale

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.