Home / 2,577.12-3,862.37-1,170.51

Finding the Fourth Proportional to 2,577.12, 3,862.37 and 1,170.51

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Solution

The fourth proportional to 2,577.12, 3,862.37 and 1,170.51 is: 1,754.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,577.12 : 3,862.37 = 1,170.51 : x
  2. Step 2: Convert to fraction form
    2,577.12/3,862.37 = 1,170.51/x
  3. Step 3: Cross multiply
    2,577.12x = 3,862.37 × 1,170.51
  4. Step 4: Simplify right side
    2,577.12x = 4,520,942.71
  5. Step 5: Solve for x
    x = 4,520,942.71/2,577.12
  6. Step 6: Final answer
    x = 1,754.26

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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.