Home / 5,101.60-7,646.80-2,633.16

Finding the Fourth Proportional to 5,101.60, 7,646.80 and 2,633.16

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Solution

The fourth proportional to 5,101.60, 7,646.80 and 2,633.16 is: 3,946.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101.60 : 7,646.80 = 2,633.16 : x
  2. Step 2: Convert to fraction form
    5,101.60/7,646.80 = 2,633.16/x
  3. Step 3: Cross multiply
    5,101.60x = 7,646.80 × 2,633.16
  4. Step 4: Simplify right side
    5,101.60x = 20,135,247.89
  5. Step 5: Solve for x
    x = 20,135,247.89/5,101.60
  6. Step 6: Final answer
    x = 3,946.85

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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.