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Finding the Fourth Proportional to 2,377.60, 3,566.04 and 622.64

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Solution

The fourth proportional to 2,377.60, 3,566.04 and 622.64 is: 933.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,377.60 : 3,566.04 = 622.64 : x
  2. Step 2: Convert to fraction form
    2,377.60/3,566.04 = 622.64/x
  3. Step 3: Cross multiply
    2,377.60x = 3,566.04 × 622.64
  4. Step 4: Simplify right side
    2,377.60x = 2,220,359.15
  5. Step 5: Solve for x
    x = 2,220,359.15/2,377.60
  6. Step 6: Final answer
    x = 933.87

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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.