Home / 1,250.13-1,723.33-1,049.47

Finding the Fourth Proportional to 1,250.13, 1,723.33 and 1,049.47

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Solution

The fourth proportional to 1,250.13, 1,723.33 and 1,049.47 is: 1,446.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250.13 : 1,723.33 = 1,049.47 : x
  2. Step 2: Convert to fraction form
    1,250.13/1,723.33 = 1,049.47/x
  3. Step 3: Cross multiply
    1,250.13x = 1,723.33 × 1,049.47
  4. Step 4: Simplify right side
    1,250.13x = 1,808,583.93
  5. Step 5: Solve for x
    x = 1,808,583.93/1,250.13
  6. Step 6: Final answer
    x = 1,446.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.