Home / 5,397.08-7,447.83-3,007.06

Finding the Fourth Proportional to 5,397.08, 7,447.83 and 3,007.06

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Solution

The fourth proportional to 5,397.08, 7,447.83 and 3,007.06 is: 4,149.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,397.08 : 7,447.83 = 3,007.06 : x
  2. Step 2: Convert to fraction form
    5,397.08/7,447.83 = 3,007.06/x
  3. Step 3: Cross multiply
    5,397.08x = 7,447.83 × 3,007.06
  4. Step 4: Simplify right side
    5,397.08x = 22,396,041.78
  5. Step 5: Solve for x
    x = 22,396,041.78/5,397.08
  6. Step 6: Final answer
    x = 4,149.66

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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.