Home / 3,583.72-4,949.38-2,747.19

Finding the Fourth Proportional to 3,583.72, 4,949.38 and 2,747.19

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Solution

The fourth proportional to 3,583.72, 4,949.38 and 2,747.19 is: 3,794.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,583.72 : 4,949.38 = 2,747.19 : x
  2. Step 2: Convert to fraction form
    3,583.72/4,949.38 = 2,747.19/x
  3. Step 3: Cross multiply
    3,583.72x = 4,949.38 × 2,747.19
  4. Step 4: Simplify right side
    3,583.72x = 13,596,887.59
  5. Step 5: Solve for x
    x = 13,596,887.59/3,583.72
  6. Step 6: Final answer
    x = 3,794.07

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Half scale
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Double scale
Find fourth proportional to 3,584.72, 4,950.76 and 2,748.19
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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.