Home / 2,392.22-3,292.98-2,081.18

Finding the Fourth Proportional to 2,392.22, 3,292.98 and 2,081.18

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Solution

The fourth proportional to 2,392.22, 3,292.98 and 2,081.18 is: 2,864.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392.22 : 3,292.98 = 2,081.18 : x
  2. Step 2: Convert to fraction form
    2,392.22/3,292.98 = 2,081.18/x
  3. Step 3: Cross multiply
    2,392.22x = 3,292.98 × 2,081.18
  4. Step 4: Simplify right side
    2,392.22x = 6,853,284.12
  5. Step 5: Solve for x
    x = 6,853,284.12/2,392.22
  6. Step 6: Final answer
    x = 2,864.82

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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.