Home / 7,454.63-11,187.05-3,072.06

Finding the Fourth Proportional to 7,454.63, 11,187.05 and 3,072.06

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Solution

The fourth proportional to 7,454.63, 11,187.05 and 3,072.06 is: 4,610.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,454.63 : 11,187.05 = 3,072.06 : x
  2. Step 2: Convert to fraction form
    7,454.63/11,187.05 = 3,072.06/x
  3. Step 3: Cross multiply
    7,454.63x = 11,187.05 × 3,072.06
  4. Step 4: Simplify right side
    7,454.63x = 34,367,240.57
  5. Step 5: Solve for x
    x = 34,367,240.57/7,454.63
  6. Step 6: Final answer
    x = 4,610.19

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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.