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Finding the Fourth Proportional to 2,592.81, 3,888.41 and 1,032.38

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Solution

The fourth proportional to 2,592.81, 3,888.41 and 1,032.38 is: 1,548.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,592.81 : 3,888.41 = 1,032.38 : x
  2. Step 2: Convert to fraction form
    2,592.81/3,888.41 = 1,032.38/x
  3. Step 3: Cross multiply
    2,592.81x = 3,888.41 × 1,032.38
  4. Step 4: Simplify right side
    2,592.81x = 4,014,306.69
  5. Step 5: Solve for x
    x = 4,014,306.69/2,592.81
  6. Step 6: Final answer
    x = 1,548.25

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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.