Home / 4,238.31-5,849.18-2,666.71

Finding the Fourth Proportional to 4,238.31, 5,849.18 and 2,666.71

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Solution

The fourth proportional to 4,238.31, 5,849.18 and 2,666.71 is: 3,680.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238.31 : 5,849.18 = 2,666.71 : x
  2. Step 2: Convert to fraction form
    4,238.31/5,849.18 = 2,666.71/x
  3. Step 3: Cross multiply
    4,238.31x = 5,849.18 × 2,666.71
  4. Step 4: Simplify right side
    4,238.31x = 15,598,066.80
  5. Step 5: Solve for x
    x = 15,598,066.80/4,238.31
  6. Step 6: Final answer
    x = 3,680.26

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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.