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Finding the Fourth Proportional to 3,773.02, 5,651.55 and 2,385.64

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Solution

The fourth proportional to 3,773.02, 5,651.55 and 2,385.64 is: 3,573.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,773.02 : 5,651.55 = 2,385.64 : x
  2. Step 2: Convert to fraction form
    3,773.02/5,651.55 = 2,385.64/x
  3. Step 3: Cross multiply
    3,773.02x = 5,651.55 × 2,385.64
  4. Step 4: Simplify right side
    3,773.02x = 13,482,563.74
  5. Step 5: Solve for x
    x = 13,482,563.74/3,773.02
  6. Step 6: Final answer
    x = 3,573.41

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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.