Home / 5,209.01-7,814.51-1,922.36

Finding the Fourth Proportional to 5,209.01, 7,814.51 and 1,922.36

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Solution

The fourth proportional to 5,209.01, 7,814.51 and 1,922.36 is: 2,883.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,209.01 : 7,814.51 = 1,922.36 : x
  2. Step 2: Convert to fraction form
    5,209.01/7,814.51 = 1,922.36/x
  3. Step 3: Cross multiply
    5,209.01x = 7,814.51 × 1,922.36
  4. Step 4: Simplify right side
    5,209.01x = 15,022,301.44
  5. Step 5: Solve for x
    x = 15,022,301.44/5,209.01
  6. Step 6: Final answer
    x = 2,883.91

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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.