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Finding the Fourth Proportional to 2,527.35, 3,791.01 and 653.24

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Solution

The fourth proportional to 2,527.35, 3,791.01 and 653.24 is: 979.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,527.35 : 3,791.01 = 653.24 : x
  2. Step 2: Convert to fraction form
    2,527.35/3,791.01 = 653.24/x
  3. Step 3: Cross multiply
    2,527.35x = 3,791.01 × 653.24
  4. Step 4: Simplify right side
    2,527.35x = 2,476,420.42
  5. Step 5: Solve for x
    x = 2,476,420.42/2,527.35
  6. Step 6: Final answer
    x = 979.85

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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.