Home / 10,157.14-15,233.84-4,609.15

Finding the Fourth Proportional to 10,157.14, 15,233.84 and 4,609.15

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Solution

The fourth proportional to 10,157.14, 15,233.84 and 4,609.15 is: 6,912.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,157.14 : 15,233.84 = 4,609.15 : x
  2. Step 2: Convert to fraction form
    10,157.14/15,233.84 = 4,609.15/x
  3. Step 3: Cross multiply
    10,157.14x = 15,233.84 × 4,609.15
  4. Step 4: Simplify right side
    10,157.14x = 70,215,053.64
  5. Step 5: Solve for x
    x = 70,215,053.64/10,157.14
  6. Step 6: Final answer
    x = 6,912.88

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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.