Home / 6,150.20-9,225.30-4,910.90

Finding the Fourth Proportional to 6,150.20, 9,225.30 and 4,910.90

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Solution

The fourth proportional to 6,150.20, 9,225.30 and 4,910.90 is: 7,366.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,150.20 : 9,225.30 = 4,910.90 : x
  2. Step 2: Convert to fraction form
    6,150.20/9,225.30 = 4,910.90/x
  3. Step 3: Cross multiply
    6,150.20x = 9,225.30 × 4,910.90
  4. Step 4: Simplify right side
    6,150.20x = 45,304,525.77
  5. Step 5: Solve for x
    x = 45,304,525.77/6,150.20
  6. Step 6: Final answer
    x = 7,366.35

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.