Home / 2,517.57-3,777.33-1,130.51

Finding the Fourth Proportional to 2,517.57, 3,777.33 and 1,130.51

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Solution

The fourth proportional to 2,517.57, 3,777.33 and 1,130.51 is: 1,696.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517.57 : 3,777.33 = 1,130.51 : x
  2. Step 2: Convert to fraction form
    2,517.57/3,777.33 = 1,130.51/x
  3. Step 3: Cross multiply
    2,517.57x = 3,777.33 × 1,130.51
  4. Step 4: Simplify right side
    2,517.57x = 4,270,323.02
  5. Step 5: Solve for x
    x = 4,270,323.02/2,517.57
  6. Step 6: Final answer
    x = 1,696.21

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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.