Home / 4,122.31-6,169.69-2,451.01

Finding the Fourth Proportional to 4,122.31, 6,169.69 and 2,451.01

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Solution

The fourth proportional to 4,122.31, 6,169.69 and 2,451.01 is: 3,668.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.31 : 6,169.69 = 2,451.01 : x
  2. Step 2: Convert to fraction form
    4,122.31/6,169.69 = 2,451.01/x
  3. Step 3: Cross multiply
    4,122.31x = 6,169.69 × 2,451.01
  4. Step 4: Simplify right side
    4,122.31x = 15,121,956.46
  5. Step 5: Solve for x
    x = 15,121,956.46/4,122.31
  6. Step 6: Final answer
    x = 3,668.32

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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.