Home / 2,481.34-3,424.77-1,487.19

Finding the Fourth Proportional to 2,481.34, 3,424.77 and 1,487.19

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Solution

The fourth proportional to 2,481.34, 3,424.77 and 1,487.19 is: 2,052.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.34 : 3,424.77 = 1,487.19 : x
  2. Step 2: Convert to fraction form
    2,481.34/3,424.77 = 1,487.19/x
  3. Step 3: Cross multiply
    2,481.34x = 3,424.77 × 1,487.19
  4. Step 4: Simplify right side
    2,481.34x = 5,093,283.70
  5. Step 5: Solve for x
    x = 5,093,283.70/2,481.34
  6. Step 6: Final answer
    x = 2,052.63

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Half scale
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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.