Home / 4,252.40-5,871.12-2,661.44

Finding the Fourth Proportional to 4,252.40, 5,871.12 and 2,661.44

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Solution

The fourth proportional to 4,252.40, 5,871.12 and 2,661.44 is: 3,674.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,252.40 : 5,871.12 = 2,661.44 : x
  2. Step 2: Convert to fraction form
    4,252.40/5,871.12 = 2,661.44/x
  3. Step 3: Cross multiply
    4,252.40x = 5,871.12 × 2,661.44
  4. Step 4: Simplify right side
    4,252.40x = 15,625,633.61
  5. Step 5: Solve for x
    x = 15,625,633.61/4,252.40
  6. Step 6: Final answer
    x = 3,674.54

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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.