Home / 10,853.40-16,281.12-3,062.20

Finding the Fourth Proportional to 10,853.40, 16,281.12 and 3,062.20

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Solution

The fourth proportional to 10,853.40, 16,281.12 and 3,062.20 is: 4,593.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,853.40 : 16,281.12 = 3,062.20 : x
  2. Step 2: Convert to fraction form
    10,853.40/16,281.12 = 3,062.20/x
  3. Step 3: Cross multiply
    10,853.40x = 16,281.12 × 3,062.20
  4. Step 4: Simplify right side
    10,853.40x = 49,856,045.66
  5. Step 5: Solve for x
    x = 49,856,045.66/10,853.40
  6. Step 6: Final answer
    x = 4,593.59

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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.