Home / 5,273.12-7,909.61-2,152.44

Finding the Fourth Proportional to 5,273.12, 7,909.61 and 2,152.44

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Solution

The fourth proportional to 5,273.12, 7,909.61 and 2,152.44 is: 3,228.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.12 : 7,909.61 = 2,152.44 : x
  2. Step 2: Convert to fraction form
    5,273.12/7,909.61 = 2,152.44/x
  3. Step 3: Cross multiply
    5,273.12x = 7,909.61 × 2,152.44
  4. Step 4: Simplify right side
    5,273.12x = 17,024,960.95
  5. Step 5: Solve for x
    x = 17,024,960.95/5,273.12
  6. Step 6: Final answer
    x = 3,228.63

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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.