Home / 10,448.06-15,666.92-3,331.38

Finding the Fourth Proportional to 10,448.06, 15,666.92 and 3,331.38

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Solution

The fourth proportional to 10,448.06, 15,666.92 and 3,331.38 is: 4,995.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,448.06 : 15,666.92 = 3,331.38 : x
  2. Step 2: Convert to fraction form
    10,448.06/15,666.92 = 3,331.38/x
  3. Step 3: Cross multiply
    10,448.06x = 15,666.92 × 3,331.38
  4. Step 4: Simplify right side
    10,448.06x = 52,192,463.95
  5. Step 5: Solve for x
    x = 52,192,463.95/10,448.06
  6. Step 6: Final answer
    x = 4,995.42

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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.