Home / 2,792.88-4,172.85-2,695.95

Finding the Fourth Proportional to 2,792.88, 4,172.85 and 2,695.95

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Solution

The fourth proportional to 2,792.88, 4,172.85 and 2,695.95 is: 4,028.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792.88 : 4,172.85 = 2,695.95 : x
  2. Step 2: Convert to fraction form
    2,792.88/4,172.85 = 2,695.95/x
  3. Step 3: Cross multiply
    2,792.88x = 4,172.85 × 2,695.95
  4. Step 4: Simplify right side
    2,792.88x = 11,249,794.96
  5. Step 5: Solve for x
    x = 11,249,794.96/2,792.88
  6. Step 6: Final answer
    x = 4,028.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.