Home / 8,293.50-12,440.25-2,454.21

Finding the Fourth Proportional to 8,293.50, 12,440.25 and 2,454.21

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Solution

The fourth proportional to 8,293.50, 12,440.25 and 2,454.21 is: 3,681.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,293.50 : 12,440.25 = 2,454.21 : x
  2. Step 2: Convert to fraction form
    8,293.50/12,440.25 = 2,454.21/x
  3. Step 3: Cross multiply
    8,293.50x = 12,440.25 × 2,454.21
  4. Step 4: Simplify right side
    8,293.50x = 30,530,985.95
  5. Step 5: Solve for x
    x = 30,530,985.95/8,293.50
  6. Step 6: Final answer
    x = 3,681.32

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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.