Home / 10,148.97-15,223.77-2,753.60

Finding the Fourth Proportional to 10,148.97, 15,223.77 and 2,753.60

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Solution

The fourth proportional to 10,148.97, 15,223.77 and 2,753.60 is: 4,130.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148.97 : 15,223.77 = 2,753.60 : x
  2. Step 2: Convert to fraction form
    10,148.97/15,223.77 = 2,753.60/x
  3. Step 3: Cross multiply
    10,148.97x = 15,223.77 × 2,753.60
  4. Step 4: Simplify right side
    10,148.97x = 41,920,104.70
  5. Step 5: Solve for x
    x = 41,920,104.70/10,148.97
  6. Step 6: Final answer
    x = 4,130.48

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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.