Home / 4,901.88-6,763.80-2,806.02

Finding the Fourth Proportional to 4,901.88, 6,763.80 and 2,806.02

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Solution

The fourth proportional to 4,901.88, 6,763.80 and 2,806.02 is: 3,871.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.88 : 6,763.80 = 2,806.02 : x
  2. Step 2: Convert to fraction form
    4,901.88/6,763.80 = 2,806.02/x
  3. Step 3: Cross multiply
    4,901.88x = 6,763.80 × 2,806.02
  4. Step 4: Simplify right side
    4,901.88x = 18,979,358.08
  5. Step 5: Solve for x
    x = 18,979,358.08/4,901.88
  6. Step 6: Final answer
    x = 3,871.85

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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.