Home / 2,549.12-3,517.77-1,487.51

Finding the Fourth Proportional to 2,549.12, 3,517.77 and 1,487.51

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Solution

The fourth proportional to 2,549.12, 3,517.77 and 1,487.51 is: 2,052.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,549.12 : 3,517.77 = 1,487.51 : x
  2. Step 2: Convert to fraction form
    2,549.12/3,517.77 = 1,487.51/x
  3. Step 3: Cross multiply
    2,549.12x = 3,517.77 × 1,487.51
  4. Step 4: Simplify right side
    2,549.12x = 5,232,718.05
  5. Step 5: Solve for x
    x = 5,232,718.05/2,549.12
  6. Step 6: Final answer
    x = 2,052.75

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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.