Home / 8,148.97-12,216.45-3,464.69

Finding the Fourth Proportional to 8,148.97, 12,216.45 and 3,464.69

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Solution

The fourth proportional to 8,148.97, 12,216.45 and 3,464.69 is: 5,194.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148.97 : 12,216.45 = 3,464.69 : x
  2. Step 2: Convert to fraction form
    8,148.97/12,216.45 = 3,464.69/x
  3. Step 3: Cross multiply
    8,148.97x = 12,216.45 × 3,464.69
  4. Step 4: Simplify right side
    8,148.97x = 42,326,152.01
  5. Step 5: Solve for x
    x = 42,326,152.01/8,148.97
  6. Step 6: Final answer
    x = 5,194.05

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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.