Home / 2,517.12-3,473.58-1,559.78

Finding the Fourth Proportional to 2,517.12, 3,473.58 and 1,559.78

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Solution

The fourth proportional to 2,517.12, 3,473.58 and 1,559.78 is: 2,152.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517.12 : 3,473.58 = 1,559.78 : x
  2. Step 2: Convert to fraction form
    2,517.12/3,473.58 = 1,559.78/x
  3. Step 3: Cross multiply
    2,517.12x = 3,473.58 × 1,559.78
  4. Step 4: Simplify right side
    2,517.12x = 5,418,003.24
  5. Step 5: Solve for x
    x = 5,418,003.24/2,517.12
  6. Step 6: Final answer
    x = 2,152.46

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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.