Home / 2,470.38-3,705.57-1,171.14

Finding the Fourth Proportional to 2,470.38, 3,705.57 and 1,171.14

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Solution

The fourth proportional to 2,470.38, 3,705.57 and 1,171.14 is: 1,756.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,470.38 : 3,705.57 = 1,171.14 : x
  2. Step 2: Convert to fraction form
    2,470.38/3,705.57 = 1,171.14/x
  3. Step 3: Cross multiply
    2,470.38x = 3,705.57 × 1,171.14
  4. Step 4: Simplify right side
    2,470.38x = 4,339,741.25
  5. Step 5: Solve for x
    x = 4,339,741.25/2,470.38
  6. Step 6: Final answer
    x = 1,756.71

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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.