Home / 2,348.15-3,240.44-1,353.42

Finding the Fourth Proportional to 2,348.15, 3,240.44 and 1,353.42

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Solution

The fourth proportional to 2,348.15, 3,240.44 and 1,353.42 is: 1,867.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,348.15 : 3,240.44 = 1,353.42 : x
  2. Step 2: Convert to fraction form
    2,348.15/3,240.44 = 1,353.42/x
  3. Step 3: Cross multiply
    2,348.15x = 3,240.44 × 1,353.42
  4. Step 4: Simplify right side
    2,348.15x = 4,385,657.39
  5. Step 5: Solve for x
    x = 4,385,657.39/2,348.15
  6. Step 6: Final answer
    x = 1,867.71

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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.