Home / 10,966.47-16,452.14-5,119.89

Finding the Fourth Proportional to 10,966.47, 16,452.14 and 5,119.89

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Solution

The fourth proportional to 10,966.47, 16,452.14 and 5,119.89 is: 7,680.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,966.47 : 16,452.14 = 5,119.89 : x
  2. Step 2: Convert to fraction form
    10,966.47/16,452.14 = 5,119.89/x
  3. Step 3: Cross multiply
    10,966.47x = 16,452.14 × 5,119.89
  4. Step 4: Simplify right side
    10,966.47x = 84,233,147.06
  5. Step 5: Solve for x
    x = 84,233,147.06/10,966.47
  6. Step 6: Final answer
    x = 7,680.97

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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.