Home / 5,711.32-8,560.50-2,422.36

Finding the Fourth Proportional to 5,711.32, 8,560.50 and 2,422.36

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Solution

The fourth proportional to 5,711.32, 8,560.50 and 2,422.36 is: 3,630.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,711.32 : 8,560.50 = 2,422.36 : x
  2. Step 2: Convert to fraction form
    5,711.32/8,560.50 = 2,422.36/x
  3. Step 3: Cross multiply
    5,711.32x = 8,560.50 × 2,422.36
  4. Step 4: Simplify right side
    5,711.32x = 20,736,612.78
  5. Step 5: Solve for x
    x = 20,736,612.78/5,711.32
  6. Step 6: Final answer
    x = 3,630.79

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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.