Home / 2,529.38-3,490.88-1,481.45

Finding the Fourth Proportional to 2,529.38, 3,490.88 and 1,481.45

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Solution

The fourth proportional to 2,529.38, 3,490.88 and 1,481.45 is: 2,044.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529.38 : 3,490.88 = 1,481.45 : x
  2. Step 2: Convert to fraction form
    2,529.38/3,490.88 = 1,481.45/x
  3. Step 3: Cross multiply
    2,529.38x = 3,490.88 × 1,481.45
  4. Step 4: Simplify right side
    2,529.38x = 5,171,539.31
  5. Step 5: Solve for x
    x = 5,171,539.31/2,529.38
  6. Step 6: Final answer
    x = 2,044.59

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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.