Home / 3,376.17-4,661.17-2,315.68

Finding the Fourth Proportional to 3,376.17, 4,661.17 and 2,315.68

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Solution

The fourth proportional to 3,376.17, 4,661.17 and 2,315.68 is: 3,197.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,376.17 : 4,661.17 = 2,315.68 : x
  2. Step 2: Convert to fraction form
    3,376.17/4,661.17 = 2,315.68/x
  3. Step 3: Cross multiply
    3,376.17x = 4,661.17 × 2,315.68
  4. Step 4: Simplify right side
    3,376.17x = 10,793,791.21
  5. Step 5: Solve for x
    x = 10,793,791.21/3,376.17
  6. Step 6: Final answer
    x = 3,197.05

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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.