Home / 10,348.28-15,519.12-4,106.44

Finding the Fourth Proportional to 10,348.28, 15,519.12 and 4,106.44

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Solution

The fourth proportional to 10,348.28, 15,519.12 and 4,106.44 is: 6,158.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,348.28 : 15,519.12 = 4,106.44 : x
  2. Step 2: Convert to fraction form
    10,348.28/15,519.12 = 4,106.44/x
  3. Step 3: Cross multiply
    10,348.28x = 15,519.12 × 4,106.44
  4. Step 4: Simplify right side
    10,348.28x = 63,728,335.13
  5. Step 5: Solve for x
    x = 63,728,335.13/10,348.28
  6. Step 6: Final answer
    x = 6,158.35

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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.