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Finding the Fourth Proportional to 2,881.73, 4,320.62 and 1,032.81

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Solution

The fourth proportional to 2,881.73, 4,320.62 and 1,032.81 is: 1,548.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881.73 : 4,320.62 = 1,032.81 : x
  2. Step 2: Convert to fraction form
    2,881.73/4,320.62 = 1,032.81/x
  3. Step 3: Cross multiply
    2,881.73x = 4,320.62 × 1,032.81
  4. Step 4: Simplify right side
    2,881.73x = 4,462,367.86
  5. Step 5: Solve for x
    x = 4,462,367.86/2,881.73
  6. Step 6: Final answer
    x = 1,548.50

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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.