Home / 2,349.36-3,520.44-1,253.88

Finding the Fourth Proportional to 2,349.36, 3,520.44 and 1,253.88

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Solution

The fourth proportional to 2,349.36, 3,520.44 and 1,253.88 is: 1,878.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,349.36 : 3,520.44 = 1,253.88 : x
  2. Step 2: Convert to fraction form
    2,349.36/3,520.44 = 1,253.88/x
  3. Step 3: Cross multiply
    2,349.36x = 3,520.44 × 1,253.88
  4. Step 4: Simplify right side
    2,349.36x = 4,414,209.31
  5. Step 5: Solve for x
    x = 4,414,209.31/2,349.36
  6. Step 6: Final answer
    x = 1,878.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.