Home / 4,180-5,768.52-2,317.12

Finding the Fourth Proportional to 4,180, 5,768.52 and 2,317.12

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Solution

The fourth proportional to 4,180, 5,768.52 and 2,317.12 is: 3,197.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180 : 5,768.52 = 2,317.12 : x
  2. Step 2: Convert to fraction form
    4,180/5,768.52 = 2,317.12/x
  3. Step 3: Cross multiply
    4,180x = 5,768.52 × 2,317.12
  4. Step 4: Simplify right side
    4,180x = 13,366,353.06
  5. Step 5: Solve for x
    x = 13,366,353.06/4,180
  6. Step 6: Final answer
    x = 3,197.69

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Double scale
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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.