Home / 5,022.19-7,531.09-2,681.67

Finding the Fourth Proportional to 5,022.19, 7,531.09 and 2,681.67

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Solution

The fourth proportional to 5,022.19, 7,531.09 and 2,681.67 is: 4,021.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022.19 : 7,531.09 = 2,681.67 : x
  2. Step 2: Convert to fraction form
    5,022.19/7,531.09 = 2,681.67/x
  3. Step 3: Cross multiply
    5,022.19x = 7,531.09 × 2,681.67
  4. Step 4: Simplify right side
    5,022.19x = 20,195,898.12
  5. Step 5: Solve for x
    x = 20,195,898.12/5,022.19
  6. Step 6: Final answer
    x = 4,021.33

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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.