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Finding the Fourth Proportional to 5,633.64, 7,773.12 and 3,275.94

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Solution

The fourth proportional to 5,633.64, 7,773.12 and 3,275.94 is: 4,520.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,633.64 : 7,773.12 = 3,275.94 : x
  2. Step 2: Convert to fraction form
    5,633.64/7,773.12 = 3,275.94/x
  3. Step 3: Cross multiply
    5,633.64x = 7,773.12 × 3,275.94
  4. Step 4: Simplify right side
    5,633.64x = 25,464,274.73
  5. Step 5: Solve for x
    x = 25,464,274.73/5,633.64
  6. Step 6: Final answer
    x = 4,520.04

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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.