Home / 2,034.38-2,806.51-1,195.07

Finding the Fourth Proportional to 2,034.38, 2,806.51 and 1,195.07

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Solution

The fourth proportional to 2,034.38, 2,806.51 and 1,195.07 is: 1,648.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,034.38 : 2,806.51 = 1,195.07 : x
  2. Step 2: Convert to fraction form
    2,034.38/2,806.51 = 1,195.07/x
  3. Step 3: Cross multiply
    2,034.38x = 2,806.51 × 1,195.07
  4. Step 4: Simplify right side
    2,034.38x = 3,353,975.91
  5. Step 5: Solve for x
    x = 3,353,975.91/2,034.38
  6. Step 6: Final answer
    x = 1,648.65

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Half scale
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Double scale
Find fourth proportional to 2,035.38, 2,807.89 and 1,196.07
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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.