Home / 5,959.20-8,223.24-3,440.16

Finding the Fourth Proportional to 5,959.20, 8,223.24 and 3,440.16

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Solution

The fourth proportional to 5,959.20, 8,223.24 and 3,440.16 is: 4,747.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,959.20 : 8,223.24 = 3,440.16 : x
  2. Step 2: Convert to fraction form
    5,959.20/8,223.24 = 3,440.16/x
  3. Step 3: Cross multiply
    5,959.20x = 8,223.24 × 3,440.16
  4. Step 4: Simplify right side
    5,959.20x = 28,289,261.32
  5. Step 5: Solve for x
    x = 28,289,261.32/5,959.20
  6. Step 6: Final answer
    x = 4,747.16

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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.