Home / 2,455.23-3,388.23-1,336.17

Finding the Fourth Proportional to 2,455.23, 3,388.23 and 1,336.17

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Solution

The fourth proportional to 2,455.23, 3,388.23 and 1,336.17 is: 1,843.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455.23 : 3,388.23 = 1,336.17 : x
  2. Step 2: Convert to fraction form
    2,455.23/3,388.23 = 1,336.17/x
  3. Step 3: Cross multiply
    2,455.23x = 3,388.23 × 1,336.17
  4. Step 4: Simplify right side
    2,455.23x = 4,527,251.28
  5. Step 5: Solve for x
    x = 4,527,251.28/2,455.23
  6. Step 6: Final answer
    x = 1,843.92

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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.