Home / 7,272.01-10,908.42-2,077.75

Finding the Fourth Proportional to 7,272.01, 10,908.42 and 2,077.75

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Solution

The fourth proportional to 7,272.01, 10,908.42 and 2,077.75 is: 3,116.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,272.01 : 10,908.42 = 2,077.75 : x
  2. Step 2: Convert to fraction form
    7,272.01/10,908.42 = 2,077.75/x
  3. Step 3: Cross multiply
    7,272.01x = 10,908.42 × 2,077.75
  4. Step 4: Simplify right side
    7,272.01x = 22,664,969.66
  5. Step 5: Solve for x
    x = 22,664,969.66/7,272.01
  6. Step 6: Final answer
    x = 3,116.74

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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.