Home / 6,060.20-8,363.40-3,407.76

Finding the Fourth Proportional to 6,060.20, 8,363.40 and 3,407.76

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Solution

The fourth proportional to 6,060.20, 8,363.40 and 3,407.76 is: 4,702.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,060.20 : 8,363.40 = 3,407.76 : x
  2. Step 2: Convert to fraction form
    6,060.20/8,363.40 = 3,407.76/x
  3. Step 3: Cross multiply
    6,060.20x = 8,363.40 × 3,407.76
  4. Step 4: Simplify right side
    6,060.20x = 28,500,459.98
  5. Step 5: Solve for x
    x = 28,500,459.98/6,060.20
  6. Step 6: Final answer
    x = 4,702.89

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Half scale
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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.