Home / 4,338.64-5,987.04-2,571.28

Finding the Fourth Proportional to 4,338.64, 5,987.04 and 2,571.28

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Solution

The fourth proportional to 4,338.64, 5,987.04 and 2,571.28 is: 3,548.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,338.64 : 5,987.04 = 2,571.28 : x
  2. Step 2: Convert to fraction form
    4,338.64/5,987.04 = 2,571.28/x
  3. Step 3: Cross multiply
    4,338.64x = 5,987.04 × 2,571.28
  4. Step 4: Simplify right side
    4,338.64x = 15,394,356.21
  5. Step 5: Solve for x
    x = 15,394,356.21/4,338.64
  6. Step 6: Final answer
    x = 3,548.20

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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.