Home / 5,182.46-7,150.52-3,165.36

Finding the Fourth Proportional to 5,182.46, 7,150.52 and 3,165.36

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Solution

The fourth proportional to 5,182.46, 7,150.52 and 3,165.36 is: 4,367.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.46 : 7,150.52 = 3,165.36 : x
  2. Step 2: Convert to fraction form
    5,182.46/7,150.52 = 3,165.36/x
  3. Step 3: Cross multiply
    5,182.46x = 7,150.52 × 3,165.36
  4. Step 4: Simplify right side
    5,182.46x = 22,633,977.90
  5. Step 5: Solve for x
    x = 22,633,977.90/5,182.46
  6. Step 6: Final answer
    x = 4,367.42

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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.