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Finding the Fourth Proportional to 4,471.48, 6,693.18 and 2,822.32

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Solution

The fourth proportional to 4,471.48, 6,693.18 and 2,822.32 is: 4,224.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,471.48 : 6,693.18 = 2,822.32 : x
  2. Step 2: Convert to fraction form
    4,471.48/6,693.18 = 2,822.32/x
  3. Step 3: Cross multiply
    4,471.48x = 6,693.18 × 2,822.32
  4. Step 4: Simplify right side
    4,471.48x = 18,890,295.78
  5. Step 5: Solve for x
    x = 18,890,295.78/4,471.48
  6. Step 6: Final answer
    x = 4,224.62

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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.