Home / 2,327.27-3,211.65-1,265.05

Finding the Fourth Proportional to 2,327.27, 3,211.65 and 1,265.05

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Solution

The fourth proportional to 2,327.27, 3,211.65 and 1,265.05 is: 1,745.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,327.27 : 3,211.65 = 1,265.05 : x
  2. Step 2: Convert to fraction form
    2,327.27/3,211.65 = 1,265.05/x
  3. Step 3: Cross multiply
    2,327.27x = 3,211.65 × 1,265.05
  4. Step 4: Simplify right side
    2,327.27x = 4,062,881.77
  5. Step 5: Solve for x
    x = 4,062,881.77/2,327.27
  6. Step 6: Final answer
    x = 1,745.77

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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.