Home / 5,397.01-7,447.86-3,039.15

Finding the Fourth Proportional to 5,397.01, 7,447.86 and 3,039.15

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Solution

The fourth proportional to 5,397.01, 7,447.86 and 3,039.15 is: 4,194.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,397.01 : 7,447.86 = 3,039.15 : x
  2. Step 2: Convert to fraction form
    5,397.01/7,447.86 = 3,039.15/x
  3. Step 3: Cross multiply
    5,397.01x = 7,447.86 × 3,039.15
  4. Step 4: Simplify right side
    5,397.01x = 22,635,163.72
  5. Step 5: Solve for x
    x = 22,635,163.72/5,397.01
  6. Step 6: Final answer
    x = 4,194.02

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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.