Home / 10,194.39-15,292.08-3,621.56

Finding the Fourth Proportional to 10,194.39, 15,292.08 and 3,621.56

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Solution

The fourth proportional to 10,194.39, 15,292.08 and 3,621.56 is: 5,432.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,194.39 : 15,292.08 = 3,621.56 : x
  2. Step 2: Convert to fraction form
    10,194.39/15,292.08 = 3,621.56/x
  3. Step 3: Cross multiply
    10,194.39x = 15,292.08 × 3,621.56
  4. Step 4: Simplify right side
    10,194.39x = 55,381,108.78
  5. Step 5: Solve for x
    x = 55,381,108.78/10,194.39
  6. Step 6: Final answer
    x = 5,432.51

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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.