Home / 5,165.03-7,126.52-3,672.40

Finding the Fourth Proportional to 5,165.03, 7,126.52 and 3,672.40

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Solution

The fourth proportional to 5,165.03, 7,126.52 and 3,672.40 is: 5,067.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,165.03 : 7,126.52 = 3,672.40 : x
  2. Step 2: Convert to fraction form
    5,165.03/7,126.52 = 3,672.40/x
  3. Step 3: Cross multiply
    5,165.03x = 7,126.52 × 3,672.40
  4. Step 4: Simplify right side
    5,165.03x = 26,171,432.05
  5. Step 5: Solve for x
    x = 26,171,432.05/5,165.03
  6. Step 6: Final answer
    x = 5,067.04

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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.