Home / 4,998.03-6,897.18-2,759.78

Finding the Fourth Proportional to 4,998.03, 6,897.18 and 2,759.78

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Solution

The fourth proportional to 4,998.03, 6,897.18 and 2,759.78 is: 3,808.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998.03 : 6,897.18 = 2,759.78 : x
  2. Step 2: Convert to fraction form
    4,998.03/6,897.18 = 2,759.78/x
  3. Step 3: Cross multiply
    4,998.03x = 6,897.18 × 2,759.78
  4. Step 4: Simplify right side
    4,998.03x = 19,034,664.93
  5. Step 5: Solve for x
    x = 19,034,664.93/4,998.03
  6. Step 6: Final answer
    x = 3,808.43

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1.5x scale

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.