Home / 4,713.75-6,505.18-2,617.88

Finding the Fourth Proportional to 4,713.75, 6,505.18 and 2,617.88

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Solution

The fourth proportional to 4,713.75, 6,505.18 and 2,617.88 is: 3,612.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,713.75 : 6,505.18 = 2,617.88 : x
  2. Step 2: Convert to fraction form
    4,713.75/6,505.18 = 2,617.88/x
  3. Step 3: Cross multiply
    4,713.75x = 6,505.18 × 2,617.88
  4. Step 4: Simplify right side
    4,713.75x = 17,029,741.55
  5. Step 5: Solve for x
    x = 17,029,741.55/4,713.75
  6. Step 6: Final answer
    x = 3,612.78

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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.