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Finding the Fourth Proportional to 4,964.18, 7,451.72 and 4,193.70

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Solution

The fourth proportional to 4,964.18, 7,451.72 and 4,193.70 is: 6,295.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,964.18 : 7,451.72 = 4,193.70 : x
  2. Step 2: Convert to fraction form
    4,964.18/7,451.72 = 4,193.70/x
  3. Step 3: Cross multiply
    4,964.18x = 7,451.72 × 4,193.70
  4. Step 4: Simplify right side
    4,964.18x = 31,250,257.20
  5. Step 5: Solve for x
    x = 31,250,257.20/4,964.18
  6. Step 6: Final answer
    x = 6,295.16

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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.