Home / 2,551.85-3,522.13-1,667.15

Finding the Fourth Proportional to 2,551.85, 3,522.13 and 1,667.15

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Solution

The fourth proportional to 2,551.85, 3,522.13 and 1,667.15 is: 2,301.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.85 : 3,522.13 = 1,667.15 : x
  2. Step 2: Convert to fraction form
    2,551.85/3,522.13 = 1,667.15/x
  3. Step 3: Cross multiply
    2,551.85x = 3,522.13 × 1,667.15
  4. Step 4: Simplify right side
    2,551.85x = 5,871,919.84
  5. Step 5: Solve for x
    x = 5,871,919.84/2,551.85
  6. Step 6: Final answer
    x = 2,301.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.