Home / 4,146.68-5,723.59-2,731.40

Finding the Fourth Proportional to 4,146.68, 5,723.59 and 2,731.40

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Solution

The fourth proportional to 4,146.68, 5,723.59 and 2,731.40 is: 3,770.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146.68 : 5,723.59 = 2,731.40 : x
  2. Step 2: Convert to fraction form
    4,146.68/5,723.59 = 2,731.40/x
  3. Step 3: Cross multiply
    4,146.68x = 5,723.59 × 2,731.40
  4. Step 4: Simplify right side
    4,146.68x = 15,633,378.28
  5. Step 5: Solve for x
    x = 15,633,378.28/4,146.68
  6. Step 6: Final answer
    x = 3,770.10

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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.