Home / 5,375.03-7,417.78-3,017.32

Finding the Fourth Proportional to 5,375.03, 7,417.78 and 3,017.32

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Solution

The fourth proportional to 5,375.03, 7,417.78 and 3,017.32 is: 4,164.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375.03 : 7,417.78 = 3,017.32 : x
  2. Step 2: Convert to fraction form
    5,375.03/7,417.78 = 3,017.32/x
  3. Step 3: Cross multiply
    5,375.03x = 7,417.78 × 3,017.32
  4. Step 4: Simplify right side
    5,375.03x = 22,381,789.86
  5. Step 5: Solve for x
    x = 22,381,789.86/5,375.03
  6. Step 6: Final answer
    x = 4,164.03

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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.