Home / 2,048.09-2,826.42-1,251.55

Finding the Fourth Proportional to 2,048.09, 2,826.42 and 1,251.55

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Solution

The fourth proportional to 2,048.09, 2,826.42 and 1,251.55 is: 1,727.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,048.09 : 2,826.42 = 1,251.55 : x
  2. Step 2: Convert to fraction form
    2,048.09/2,826.42 = 1,251.55/x
  3. Step 3: Cross multiply
    2,048.09x = 2,826.42 × 1,251.55
  4. Step 4: Simplify right side
    2,048.09x = 3,537,394.95
  5. Step 5: Solve for x
    x = 3,537,394.95/2,048.09
  6. Step 6: Final answer
    x = 1,727.17

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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.