Home / 5,101.97-7,646.80-2,635.44

Finding the Fourth Proportional to 5,101.97, 7,646.80 and 2,635.44

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Solution

The fourth proportional to 5,101.97, 7,646.80 and 2,635.44 is: 3,949.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101.97 : 7,646.80 = 2,635.44 : x
  2. Step 2: Convert to fraction form
    5,101.97/7,646.80 = 2,635.44/x
  3. Step 3: Cross multiply
    5,101.97x = 7,646.80 × 2,635.44
  4. Step 4: Simplify right side
    5,101.97x = 20,152,682.59
  5. Step 5: Solve for x
    x = 20,152,682.59/5,101.97
  6. Step 6: Final answer
    x = 3,949.98

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1.5x scale

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.