Home / 10,348.80-15,517.53-4,102.49

Finding the Fourth Proportional to 10,348.80, 15,517.53 and 4,102.49

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Solution

The fourth proportional to 10,348.80, 15,517.53 and 4,102.49 is: 6,151.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,348.80 : 15,517.53 = 4,102.49 : x
  2. Step 2: Convert to fraction form
    10,348.80/15,517.53 = 4,102.49/x
  3. Step 3: Cross multiply
    10,348.80x = 15,517.53 × 4,102.49
  4. Step 4: Simplify right side
    10,348.80x = 63,660,434.06
  5. Step 5: Solve for x
    x = 63,660,434.06/10,348.80
  6. Step 6: Final answer
    x = 6,151.48

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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.