Home / 3,393.39-4,680.18-2,065.71

Finding the Fourth Proportional to 3,393.39, 4,680.18 and 2,065.71

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Solution

The fourth proportional to 3,393.39, 4,680.18 and 2,065.71 is: 2,849.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393.39 : 4,680.18 = 2,065.71 : x
  2. Step 2: Convert to fraction form
    3,393.39/4,680.18 = 2,065.71/x
  3. Step 3: Cross multiply
    3,393.39x = 4,680.18 × 2,065.71
  4. Step 4: Simplify right side
    3,393.39x = 9,667,894.63
  5. Step 5: Solve for x
    x = 9,667,894.63/3,393.39
  6. Step 6: Final answer
    x = 2,849.04

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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.