Home / 5,272.40-7,910.76-2,348.72

Finding the Fourth Proportional to 5,272.40, 7,910.76 and 2,348.72

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Solution

The fourth proportional to 5,272.40, 7,910.76 and 2,348.72 is: 3,524.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,272.40 : 7,910.76 = 2,348.72 : x
  2. Step 2: Convert to fraction form
    5,272.40/7,910.76 = 2,348.72/x
  3. Step 3: Cross multiply
    5,272.40x = 7,910.76 × 2,348.72
  4. Step 4: Simplify right side
    5,272.40x = 18,580,160.23
  5. Step 5: Solve for x
    x = 18,580,160.23/5,272.40
  6. Step 6: Final answer
    x = 3,524.04

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1.5x scale

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.