Home / 3,695.12-5,542.96-1,355.76

Finding the Fourth Proportional to 3,695.12, 5,542.96 and 1,355.76

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Solution

The fourth proportional to 3,695.12, 5,542.96 and 1,355.76 is: 2,033.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,695.12 : 5,542.96 = 1,355.76 : x
  2. Step 2: Convert to fraction form
    3,695.12/5,542.96 = 1,355.76/x
  3. Step 3: Cross multiply
    3,695.12x = 5,542.96 × 1,355.76
  4. Step 4: Simplify right side
    3,695.12x = 7,514,923.45
  5. Step 5: Solve for x
    x = 7,514,923.45/3,695.12
  6. Step 6: Final answer
    x = 2,033.74

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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.