Home / 4,340.72-5,987.40-3,344.24

Finding the Fourth Proportional to 4,340.72, 5,987.40 and 3,344.24

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Solution

The fourth proportional to 4,340.72, 5,987.40 and 3,344.24 is: 4,612.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340.72 : 5,987.40 = 3,344.24 : x
  2. Step 2: Convert to fraction form
    4,340.72/5,987.40 = 3,344.24/x
  3. Step 3: Cross multiply
    4,340.72x = 5,987.40 × 3,344.24
  4. Step 4: Simplify right side
    4,340.72x = 20,023,302.58
  5. Step 5: Solve for x
    x = 20,023,302.58/4,340.72
  6. Step 6: Final answer
    x = 4,612.90

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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.