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Finding the Fourth Proportional to 2,592.78, 3,581.64 and 2,496.78

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Solution

The fourth proportional to 2,592.78, 3,581.64 and 2,496.78 is: 3,449.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,592.78 : 3,581.64 = 2,496.78 : x
  2. Step 2: Convert to fraction form
    2,592.78/3,581.64 = 2,496.78/x
  3. Step 3: Cross multiply
    2,592.78x = 3,581.64 × 2,496.78
  4. Step 4: Simplify right side
    2,592.78x = 8,942,567.12
  5. Step 5: Solve for x
    x = 8,942,567.12/2,592.78
  6. Step 6: Final answer
    x = 3,449.03

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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.