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Finding the Fourth Proportional to 7,463.50, 10,310.82 and 4,917.34

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Solution

The fourth proportional to 7,463.50, 10,310.82 and 4,917.34 is: 6,793.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,463.50 : 10,310.82 = 4,917.34 : x
  2. Step 2: Convert to fraction form
    7,463.50/10,310.82 = 4,917.34/x
  3. Step 3: Cross multiply
    7,463.50x = 10,310.82 × 4,917.34
  4. Step 4: Simplify right side
    7,463.50x = 50,701,807.62
  5. Step 5: Solve for x
    x = 50,701,807.62/7,463.50
  6. Step 6: Final answer
    x = 6,793.30

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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.