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Finding the Fourth Proportional to 2,577.04, 3,865.56 and 1,713.04

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Solution

The fourth proportional to 2,577.04, 3,865.56 and 1,713.04 is: 2,569.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,577.04 : 3,865.56 = 1,713.04 : x
  2. Step 2: Convert to fraction form
    2,577.04/3,865.56 = 1,713.04/x
  3. Step 3: Cross multiply
    2,577.04x = 3,865.56 × 1,713.04
  4. Step 4: Simplify right side
    2,577.04x = 6,621,858.90
  5. Step 5: Solve for x
    x = 6,621,858.90/2,577.04
  6. Step 6: Final answer
    x = 2,569.56

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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.