Home / 3,398.56-5,063.68-3,175.04

Finding the Fourth Proportional to 3,398.56, 5,063.68 and 3,175.04

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Solution

The fourth proportional to 3,398.56, 5,063.68 and 3,175.04 is: 4,730.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398.56 : 5,063.68 = 3,175.04 : x
  2. Step 2: Convert to fraction form
    3,398.56/5,063.68 = 3,175.04/x
  3. Step 3: Cross multiply
    3,398.56x = 5,063.68 × 3,175.04
  4. Step 4: Simplify right side
    3,398.56x = 16,077,386.55
  5. Step 5: Solve for x
    x = 16,077,386.55/3,398.56
  6. Step 6: Final answer
    x = 4,730.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.