Home / 3,097.38-4,274.52-1,771.09

Finding the Fourth Proportional to 3,097.38, 4,274.52 and 1,771.09

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Solution

The fourth proportional to 3,097.38, 4,274.52 and 1,771.09 is: 2,444.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097.38 : 4,274.52 = 1,771.09 : x
  2. Step 2: Convert to fraction form
    3,097.38/4,274.52 = 1,771.09/x
  3. Step 3: Cross multiply
    3,097.38x = 4,274.52 × 1,771.09
  4. Step 4: Simplify right side
    3,097.38x = 7,570,542.30
  5. Step 5: Solve for x
    x = 7,570,542.30/3,097.38
  6. Step 6: Final answer
    x = 2,444.17

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Half scale
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Double scale
Find fourth proportional to 3,098.38, 4,275.90 and 1,772.09
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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.