Home / 3,522.82-4,859.63-2,858.51

Finding the Fourth Proportional to 3,522.82, 4,859.63 and 2,858.51

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Solution

The fourth proportional to 3,522.82, 4,859.63 and 2,858.51 is: 3,943.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522.82 : 4,859.63 = 2,858.51 : x
  2. Step 2: Convert to fraction form
    3,522.82/4,859.63 = 2,858.51/x
  3. Step 3: Cross multiply
    3,522.82x = 4,859.63 × 2,858.51
  4. Step 4: Simplify right side
    3,522.82x = 13,891,300.95
  5. Step 5: Solve for x
    x = 13,891,300.95/3,522.82
  6. Step 6: Final answer
    x = 3,943.23

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1.5x scale

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.