Home / 3,476.12-5,216.24-1,397.12

Finding the Fourth Proportional to 3,476.12, 5,216.24 and 1,397.12

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Solution

The fourth proportional to 3,476.12, 5,216.24 and 1,397.12 is: 2,096.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.12 : 5,216.24 = 1,397.12 : x
  2. Step 2: Convert to fraction form
    3,476.12/5,216.24 = 1,397.12/x
  3. Step 3: Cross multiply
    3,476.12x = 5,216.24 × 1,397.12
  4. Step 4: Simplify right side
    3,476.12x = 7,287,713.23
  5. Step 5: Solve for x
    x = 7,287,713.23/3,476.12
  6. Step 6: Final answer
    x = 2,096.51

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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.