Home / 5,143.22-7,711.59-4,363.50

Finding the Fourth Proportional to 5,143.22, 7,711.59 and 4,363.50

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Solution

The fourth proportional to 5,143.22, 7,711.59 and 4,363.50 is: 6,542.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,143.22 : 7,711.59 = 4,363.50 : x
  2. Step 2: Convert to fraction form
    5,143.22/7,711.59 = 4,363.50/x
  3. Step 3: Cross multiply
    5,143.22x = 7,711.59 × 4,363.50
  4. Step 4: Simplify right side
    5,143.22x = 33,649,522.97
  5. Step 5: Solve for x
    x = 33,649,522.97/5,143.22
  6. Step 6: Final answer
    x = 6,542.50

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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.