Home / 2,859.54-4,282.82-2,571.18

Finding the Fourth Proportional to 2,859.54, 4,282.82 and 2,571.18

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Solution

The fourth proportional to 2,859.54, 4,282.82 and 2,571.18 is: 3,850.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859.54 : 4,282.82 = 2,571.18 : x
  2. Step 2: Convert to fraction form
    2,859.54/4,282.82 = 2,571.18/x
  3. Step 3: Cross multiply
    2,859.54x = 4,282.82 × 2,571.18
  4. Step 4: Simplify right side
    2,859.54x = 11,011,901.13
  5. Step 5: Solve for x
    x = 11,011,901.13/2,859.54
  6. Step 6: Final answer
    x = 3,850.93

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1.5x scale

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.