Home / 2,353.25-3,247.13-1,344.79

Finding the Fourth Proportional to 2,353.25, 3,247.13 and 1,344.79

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Solution

The fourth proportional to 2,353.25, 3,247.13 and 1,344.79 is: 1,855.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,353.25 : 3,247.13 = 1,344.79 : x
  2. Step 2: Convert to fraction form
    2,353.25/3,247.13 = 1,344.79/x
  3. Step 3: Cross multiply
    2,353.25x = 3,247.13 × 1,344.79
  4. Step 4: Simplify right side
    2,353.25x = 4,366,703.20
  5. Step 5: Solve for x
    x = 4,366,703.20/2,353.25
  6. Step 6: Final answer
    x = 1,855.60

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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.