Home / 2,517.66-3,468.06-2,405.88

Finding the Fourth Proportional to 2,517.66, 3,468.06 and 2,405.88

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Solution

The fourth proportional to 2,517.66, 3,468.06 and 2,405.88 is: 3,314.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517.66 : 3,468.06 = 2,405.88 : x
  2. Step 2: Convert to fraction form
    2,517.66/3,468.06 = 2,405.88/x
  3. Step 3: Cross multiply
    2,517.66x = 3,468.06 × 2,405.88
  4. Step 4: Simplify right side
    2,517.66x = 8,343,736.19
  5. Step 5: Solve for x
    x = 8,343,736.19/2,517.66
  6. Step 6: Final answer
    x = 3,314.08

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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.