Home / 3,567.11-5,351.43-1,812.35

Finding the Fourth Proportional to 3,567.11, 5,351.43 and 1,812.35

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Solution

The fourth proportional to 3,567.11, 5,351.43 and 1,812.35 is: 2,718.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,567.11 : 5,351.43 = 1,812.35 : x
  2. Step 2: Convert to fraction form
    3,567.11/5,351.43 = 1,812.35/x
  3. Step 3: Cross multiply
    3,567.11x = 5,351.43 × 1,812.35
  4. Step 4: Simplify right side
    3,567.11x = 9,698,664.16
  5. Step 5: Solve for x
    x = 9,698,664.16/3,567.11
  6. Step 6: Final answer
    x = 2,718.91

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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.