Home / 3,962.88-5,937.72-2,574.48

Finding the Fourth Proportional to 3,962.88, 5,937.72 and 2,574.48

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Solution

The fourth proportional to 3,962.88, 5,937.72 and 2,574.48 is: 3,857.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.88 : 5,937.72 = 2,574.48 : x
  2. Step 2: Convert to fraction form
    3,962.88/5,937.72 = 2,574.48/x
  3. Step 3: Cross multiply
    3,962.88x = 5,937.72 × 2,574.48
  4. Step 4: Simplify right side
    3,962.88x = 15,286,541.39
  5. Step 5: Solve for x
    x = 15,286,541.39/3,962.88
  6. Step 6: Final answer
    x = 3,857.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.