Home / 5,437.12-8,150-3,351.64

Finding the Fourth Proportional to 5,437.12, 8,150 and 3,351.64

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Solution

The fourth proportional to 5,437.12, 8,150 and 3,351.64 is: 5,023.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.12 : 8,150 = 3,351.64 : x
  2. Step 2: Convert to fraction form
    5,437.12/8,150 = 3,351.64/x
  3. Step 3: Cross multiply
    5,437.12x = 8,150 × 3,351.64
  4. Step 4: Simplify right side
    5,437.12x = 27,315,866
  5. Step 5: Solve for x
    x = 27,315,866/5,437.12
  6. Step 6: Final answer
    x = 5,023.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.