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Finding the Fourth Proportional to 5,860.64, 8,791.92 and 2,573.60

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Solution

The fourth proportional to 5,860.64, 8,791.92 and 2,573.60 is: 3,860.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,860.64 : 8,791.92 = 2,573.60 : x
  2. Step 2: Convert to fraction form
    5,860.64/8,791.92 = 2,573.60/x
  3. Step 3: Cross multiply
    5,860.64x = 8,791.92 × 2,573.60
  4. Step 4: Simplify right side
    5,860.64x = 22,626,885.31
  5. Step 5: Solve for x
    x = 22,626,885.31/5,860.64
  6. Step 6: Final answer
    x = 3,860.82

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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.