Home / 3,394.41-4,680.30-2,721.69

Finding the Fourth Proportional to 3,394.41, 4,680.30 and 2,721.69

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Solution

The fourth proportional to 3,394.41, 4,680.30 and 2,721.69 is: 3,752.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394.41 : 4,680.30 = 2,721.69 : x
  2. Step 2: Convert to fraction form
    3,394.41/4,680.30 = 2,721.69/x
  3. Step 3: Cross multiply
    3,394.41x = 4,680.30 × 2,721.69
  4. Step 4: Simplify right side
    3,394.41x = 12,738,325.71
  5. Step 5: Solve for x
    x = 12,738,325.71/3,394.41
  6. Step 6: Final answer
    x = 3,752.74

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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.