Home / 3,531.49-5,297.92-1,341.76

Finding the Fourth Proportional to 3,531.49, 5,297.92 and 1,341.76

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Solution

The fourth proportional to 3,531.49, 5,297.92 and 1,341.76 is: 2,012.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.49 : 5,297.92 = 1,341.76 : x
  2. Step 2: Convert to fraction form
    3,531.49/5,297.92 = 1,341.76/x
  3. Step 3: Cross multiply
    3,531.49x = 5,297.92 × 1,341.76
  4. Step 4: Simplify right side
    3,531.49x = 7,108,520.54
  5. Step 5: Solve for x
    x = 7,108,520.54/3,531.49
  6. Step 6: Final answer
    x = 2,012.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.