Home / 5,567.38-8,351.79-1,868.38

Finding the Fourth Proportional to 5,567.38, 8,351.79 and 1,868.38

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Solution

The fourth proportional to 5,567.38, 8,351.79 and 1,868.38 is: 2,802.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,567.38 : 8,351.79 = 1,868.38 : x
  2. Step 2: Convert to fraction form
    5,567.38/8,351.79 = 1,868.38/x
  3. Step 3: Cross multiply
    5,567.38x = 8,351.79 × 1,868.38
  4. Step 4: Simplify right side
    5,567.38x = 15,604,317.40
  5. Step 5: Solve for x
    x = 15,604,317.40/5,567.38
  6. Step 6: Final answer
    x = 2,802.81

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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.