Home / 10,144.16-15,216.32-3,568.84

Finding the Fourth Proportional to 10,144.16, 15,216.32 and 3,568.84

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Solution

The fourth proportional to 10,144.16, 15,216.32 and 3,568.84 is: 5,353.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,144.16 : 15,216.32 = 3,568.84 : x
  2. Step 2: Convert to fraction form
    10,144.16/15,216.32 = 3,568.84/x
  3. Step 3: Cross multiply
    10,144.16x = 15,216.32 × 3,568.84
  4. Step 4: Simplify right side
    10,144.16x = 54,304,611.47
  5. Step 5: Solve for x
    x = 54,304,611.47/10,144.16
  6. Step 6: Final answer
    x = 5,353.29

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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.