Home / 6,013.20-8,294.53-3,885.28

Finding the Fourth Proportional to 6,013.20, 8,294.53 and 3,885.28

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Solution

The fourth proportional to 6,013.20, 8,294.53 and 3,885.28 is: 5,359.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,013.20 : 8,294.53 = 3,885.28 : x
  2. Step 2: Convert to fraction form
    6,013.20/8,294.53 = 3,885.28/x
  3. Step 3: Cross multiply
    6,013.20x = 8,294.53 × 3,885.28
  4. Step 4: Simplify right side
    6,013.20x = 32,226,571.52
  5. Step 5: Solve for x
    x = 32,226,571.52/6,013.20
  6. Step 6: Final answer
    x = 5,359.30

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.