Home / 2,265.12-3,400.20-2,092.32

Finding the Fourth Proportional to 2,265.12, 3,400.20 and 2,092.32

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Solution

The fourth proportional to 2,265.12, 3,400.20 and 2,092.32 is: 3,140.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265.12 : 3,400.20 = 2,092.32 : x
  2. Step 2: Convert to fraction form
    2,265.12/3,400.20 = 2,092.32/x
  3. Step 3: Cross multiply
    2,265.12x = 3,400.20 × 2,092.32
  4. Step 4: Simplify right side
    2,265.12x = 7,114,306.46
  5. Step 5: Solve for x
    x = 7,114,306.46/2,265.12
  6. Step 6: Final answer
    x = 3,140.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.