Home / 10,882.65-16,314.75-5,331.27

Finding the Fourth Proportional to 10,882.65, 16,314.75 and 5,331.27

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Solution

The fourth proportional to 10,882.65, 16,314.75 and 5,331.27 is: 7,992.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,882.65 : 16,314.75 = 5,331.27 : x
  2. Step 2: Convert to fraction form
    10,882.65/16,314.75 = 5,331.27/x
  3. Step 3: Cross multiply
    10,882.65x = 16,314.75 × 5,331.27
  4. Step 4: Simplify right side
    10,882.65x = 86,978,337.23
  5. Step 5: Solve for x
    x = 86,978,337.23/10,882.65
  6. Step 6: Final answer
    x = 7,992.39

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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.