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Finding the Fourth Proportional to 3,791.57, 5,688.08 and 1,600.28

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Solution

The fourth proportional to 3,791.57, 5,688.08 and 1,600.28 is: 2,400.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791.57 : 5,688.08 = 1,600.28 : x
  2. Step 2: Convert to fraction form
    3,791.57/5,688.08 = 1,600.28/x
  3. Step 3: Cross multiply
    3,791.57x = 5,688.08 × 1,600.28
  4. Step 4: Simplify right side
    3,791.57x = 9,102,484.22
  5. Step 5: Solve for x
    x = 9,102,484.22/3,791.57
  6. Step 6: Final answer
    x = 2,400.72

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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.