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Finding the Fourth Proportional to 9,498.60, 14,247.90 and 5,600.25

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Solution

The fourth proportional to 9,498.60, 14,247.90 and 5,600.25 is: 8,400.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,498.60 : 14,247.90 = 5,600.25 : x
  2. Step 2: Convert to fraction form
    9,498.60/14,247.90 = 5,600.25/x
  3. Step 3: Cross multiply
    9,498.60x = 14,247.90 × 5,600.25
  4. Step 4: Simplify right side
    9,498.60x = 79,791,801.98
  5. Step 5: Solve for x
    x = 79,791,801.98/9,498.60
  6. Step 6: Final answer
    x = 8,400.38

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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.