Home / 6,498-8,974.53-4,398.48

Finding the Fourth Proportional to 6,498, 8,974.53 and 4,398.48

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Solution

The fourth proportional to 6,498, 8,974.53 and 4,398.48 is: 6,074.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,498 : 8,974.53 = 4,398.48 : x
  2. Step 2: Convert to fraction form
    6,498/8,974.53 = 4,398.48/x
  3. Step 3: Cross multiply
    6,498x = 8,974.53 × 4,398.48
  4. Step 4: Simplify right side
    6,498x = 39,474,290.71
  5. Step 5: Solve for x
    x = 39,474,290.71/6,498
  6. Step 6: Final answer
    x = 6,074.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.