Home / 4,929.39-7,380.27-2,700.09

Finding the Fourth Proportional to 4,929.39, 7,380.27 and 2,700.09

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Solution

The fourth proportional to 4,929.39, 7,380.27 and 2,700.09 is: 4,042.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929.39 : 7,380.27 = 2,700.09 : x
  2. Step 2: Convert to fraction form
    4,929.39/7,380.27 = 2,700.09/x
  3. Step 3: Cross multiply
    4,929.39x = 7,380.27 × 2,700.09
  4. Step 4: Simplify right side
    4,929.39x = 19,927,393.22
  5. Step 5: Solve for x
    x = 19,927,393.22/4,929.39
  6. Step 6: Final answer
    x = 4,042.57

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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.