Home / 3,871.41-5,337.36-2,544.63

Finding the Fourth Proportional to 3,871.41, 5,337.36 and 2,544.63

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Solution

The fourth proportional to 3,871.41, 5,337.36 and 2,544.63 is: 3,508.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,871.41 : 5,337.36 = 2,544.63 : x
  2. Step 2: Convert to fraction form
    3,871.41/5,337.36 = 2,544.63/x
  3. Step 3: Cross multiply
    3,871.41x = 5,337.36 × 2,544.63
  4. Step 4: Simplify right side
    3,871.41x = 13,581,606.38
  5. Step 5: Solve for x
    x = 13,581,606.38/3,871.41
  6. Step 6: Final answer
    x = 3,508.18

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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.