Home / 2,339.60-3,231.80-1,903.04

Finding the Fourth Proportional to 2,339.60, 3,231.80 and 1,903.04

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Solution

The fourth proportional to 2,339.60, 3,231.80 and 1,903.04 is: 2,628.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,339.60 : 3,231.80 = 1,903.04 : x
  2. Step 2: Convert to fraction form
    2,339.60/3,231.80 = 1,903.04/x
  3. Step 3: Cross multiply
    2,339.60x = 3,231.80 × 1,903.04
  4. Step 4: Simplify right side
    2,339.60x = 6,150,244.67
  5. Step 5: Solve for x
    x = 6,150,244.67/2,339.60
  6. Step 6: Final answer
    x = 2,628.76

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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.