Home / 10,011.42-15,016.11-2,614.92

Finding the Fourth Proportional to 10,011.42, 15,016.11 and 2,614.92

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Solution

The fourth proportional to 10,011.42, 15,016.11 and 2,614.92 is: 3,922.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,011.42 : 15,016.11 = 2,614.92 : x
  2. Step 2: Convert to fraction form
    10,011.42/15,016.11 = 2,614.92/x
  3. Step 3: Cross multiply
    10,011.42x = 15,016.11 × 2,614.92
  4. Step 4: Simplify right side
    10,011.42x = 39,265,926.36
  5. Step 5: Solve for x
    x = 39,265,926.36/10,011.42
  6. Step 6: Final answer
    x = 3,922.11

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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.