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Finding the Fourth Proportional to 2,532.72, 3,489.72 and 1,832.88

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Solution

The fourth proportional to 2,532.72, 3,489.72 and 1,832.88 is: 2,525.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,532.72 : 3,489.72 = 1,832.88 : x
  2. Step 2: Convert to fraction form
    2,532.72/3,489.72 = 1,832.88/x
  3. Step 3: Cross multiply
    2,532.72x = 3,489.72 × 1,832.88
  4. Step 4: Simplify right side
    2,532.72x = 6,396,237.99
  5. Step 5: Solve for x
    x = 6,396,237.99/2,532.72
  6. Step 6: Final answer
    x = 2,525.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.