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Finding the Fourth Proportional to 3,957.81, 5,928.33 and 2,567.01

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Solution

The fourth proportional to 3,957.81, 5,928.33 and 2,567.01 is: 3,845.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,957.81 : 5,928.33 = 2,567.01 : x
  2. Step 2: Convert to fraction form
    3,957.81/5,928.33 = 2,567.01/x
  3. Step 3: Cross multiply
    3,957.81x = 5,928.33 × 2,567.01
  4. Step 4: Simplify right side
    3,957.81x = 15,218,082.39
  5. Step 5: Solve for x
    x = 15,218,082.39/3,957.81
  6. Step 6: Final answer
    x = 3,845.08

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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.