Home / 2,330.60-3,216.27-1,268.42

Finding the Fourth Proportional to 2,330.60, 3,216.27 and 1,268.42

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Solution

The fourth proportional to 2,330.60, 3,216.27 and 1,268.42 is: 1,750.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330.60 : 3,216.27 = 1,268.42 : x
  2. Step 2: Convert to fraction form
    2,330.60/3,216.27 = 1,268.42/x
  3. Step 3: Cross multiply
    2,330.60x = 3,216.27 × 1,268.42
  4. Step 4: Simplify right side
    2,330.60x = 4,079,565.11
  5. Step 5: Solve for x
    x = 4,079,565.11/2,330.60
  6. Step 6: Final answer
    x = 1,750.44

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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.