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Finding the Fourth Proportional to 2,732.93, 4,099.92 and 883.55

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Solution

The fourth proportional to 2,732.93, 4,099.92 and 883.55 is: 1,325.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,732.93 : 4,099.92 = 883.55 : x
  2. Step 2: Convert to fraction form
    2,732.93/4,099.92 = 883.55/x
  3. Step 3: Cross multiply
    2,732.93x = 4,099.92 × 883.55
  4. Step 4: Simplify right side
    2,732.93x = 3,622,484.32
  5. Step 5: Solve for x
    x = 3,622,484.32/2,732.93
  6. Step 6: Final answer
    x = 1,325.49

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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.