Home / 10,152.12-15,227.83-3,578.14

Finding the Fourth Proportional to 10,152.12, 15,227.83 and 3,578.14

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Solution

The fourth proportional to 10,152.12, 15,227.83 and 3,578.14 is: 5,367.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,152.12 : 15,227.83 = 3,578.14 : x
  2. Step 2: Convert to fraction form
    10,152.12/15,227.83 = 3,578.14/x
  3. Step 3: Cross multiply
    10,152.12x = 15,227.83 × 3,578.14
  4. Step 4: Simplify right side
    10,152.12x = 54,487,245.49
  5. Step 5: Solve for x
    x = 54,487,245.49/10,152.12
  6. Step 6: Final answer
    x = 5,367.08

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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.