Home / 4,988.24-6,883.84-2,998.42

Finding the Fourth Proportional to 4,988.24, 6,883.84 and 2,998.42

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Solution

The fourth proportional to 4,988.24, 6,883.84 and 2,998.42 is: 4,137.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.24 : 6,883.84 = 2,998.42 : x
  2. Step 2: Convert to fraction form
    4,988.24/6,883.84 = 2,998.42/x
  3. Step 3: Cross multiply
    4,988.24x = 6,883.84 × 2,998.42
  4. Step 4: Simplify right side
    4,988.24x = 20,640,643.53
  5. Step 5: Solve for x
    x = 20,640,643.53/4,988.24
  6. Step 6: Final answer
    x = 4,137.86

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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.