Home / 4,277.88-6,418.08-1,356.12

Finding the Fourth Proportional to 4,277.88, 6,418.08 and 1,356.12

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Solution

The fourth proportional to 4,277.88, 6,418.08 and 1,356.12 is: 2,034.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277.88 : 6,418.08 = 1,356.12 : x
  2. Step 2: Convert to fraction form
    4,277.88/6,418.08 = 1,356.12/x
  3. Step 3: Cross multiply
    4,277.88x = 6,418.08 × 1,356.12
  4. Step 4: Simplify right side
    4,277.88x = 8,703,686.65
  5. Step 5: Solve for x
    x = 8,703,686.65/4,277.88
  6. Step 6: Final answer
    x = 2,034.58

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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.