Home / 5,021.80-7,535.66-2,099.88

Finding the Fourth Proportional to 5,021.80, 7,535.66 and 2,099.88

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Solution

The fourth proportional to 5,021.80, 7,535.66 and 2,099.88 is: 3,151.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.80 : 7,535.66 = 2,099.88 : x
  2. Step 2: Convert to fraction form
    5,021.80/7,535.66 = 2,099.88/x
  3. Step 3: Cross multiply
    5,021.80x = 7,535.66 × 2,099.88
  4. Step 4: Simplify right side
    5,021.80x = 15,823,981.72
  5. Step 5: Solve for x
    x = 15,823,981.72/5,021.80
  6. Step 6: Final answer
    x = 3,151.06

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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.