Home / 4,339.80-5,987.88-2,571.84

Finding the Fourth Proportional to 4,339.80, 5,987.88 and 2,571.84

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Solution

The fourth proportional to 4,339.80, 5,987.88 and 2,571.84 is: 3,548.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,339.80 : 5,987.88 = 2,571.84 : x
  2. Step 2: Convert to fraction form
    4,339.80/5,987.88 = 2,571.84/x
  3. Step 3: Cross multiply
    4,339.80x = 5,987.88 × 2,571.84
  4. Step 4: Simplify right side
    4,339.80x = 15,399,869.30
  5. Step 5: Solve for x
    x = 15,399,869.30/4,339.80
  6. Step 6: Final answer
    x = 3,548.52

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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.