Home / 6,060.21-8,363.47-3,407.78

Finding the Fourth Proportional to 6,060.21, 8,363.47 and 3,407.78

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Solution

The fourth proportional to 6,060.21, 8,363.47 and 3,407.78 is: 4,702.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,060.21 : 8,363.47 = 3,407.78 : x
  2. Step 2: Convert to fraction form
    6,060.21/8,363.47 = 3,407.78/x
  3. Step 3: Cross multiply
    6,060.21x = 8,363.47 × 3,407.78
  4. Step 4: Simplify right side
    6,060.21x = 28,500,865.80
  5. Step 5: Solve for x
    x = 28,500,865.80/6,060.21
  6. Step 6: Final answer
    x = 4,702.95

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Half scale
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Double 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.