Home / 5,512.15-8,257.80-4,273.50

Finding the Fourth Proportional to 5,512.15, 8,257.80 and 4,273.50

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Solution

The fourth proportional to 5,512.15, 8,257.80 and 4,273.50 is: 6,402.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.15 : 8,257.80 = 4,273.50 : x
  2. Step 2: Convert to fraction form
    5,512.15/8,257.80 = 4,273.50/x
  3. Step 3: Cross multiply
    5,512.15x = 8,257.80 × 4,273.50
  4. Step 4: Simplify right side
    5,512.15x = 35,289,708.30
  5. Step 5: Solve for x
    x = 35,289,708.30/5,512.15
  6. Step 6: Final answer
    x = 6,402.17

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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.