Home / 5,375.09-7,417.59-3,017.22

Finding the Fourth Proportional to 5,375.09, 7,417.59 and 3,017.22

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Solution

The fourth proportional to 5,375.09, 7,417.59 and 3,017.22 is: 4,163.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375.09 : 7,417.59 = 3,017.22 : x
  2. Step 2: Convert to fraction form
    5,375.09/7,417.59 = 3,017.22/x
  3. Step 3: Cross multiply
    5,375.09x = 7,417.59 × 3,017.22
  4. Step 4: Simplify right side
    5,375.09x = 22,380,500.90
  5. Step 5: Solve for x
    x = 22,380,500.90/5,375.09
  6. Step 6: Final answer
    x = 4,163.75

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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.