Home / 10,565.49-15,850.67-3,170.10

Finding the Fourth Proportional to 10,565.49, 15,850.67 and 3,170.10

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Solution

The fourth proportional to 10,565.49, 15,850.67 and 3,170.10 is: 4,755.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,565.49 : 15,850.67 = 3,170.10 : x
  2. Step 2: Convert to fraction form
    10,565.49/15,850.67 = 3,170.10/x
  3. Step 3: Cross multiply
    10,565.49x = 15,850.67 × 3,170.10
  4. Step 4: Simplify right side
    10,565.49x = 50,248,208.97
  5. Step 5: Solve for x
    x = 50,248,208.97/10,565.49
  6. Step 6: Final answer
    x = 4,755.88

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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.