Home / 3,571.43-4,929.08-2,080.17

Finding the Fourth Proportional to 3,571.43, 4,929.08 and 2,080.17

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Solution

The fourth proportional to 3,571.43, 4,929.08 and 2,080.17 is: 2,870.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571.43 : 4,929.08 = 2,080.17 : x
  2. Step 2: Convert to fraction form
    3,571.43/4,929.08 = 2,080.17/x
  3. Step 3: Cross multiply
    3,571.43x = 4,929.08 × 2,080.17
  4. Step 4: Simplify right side
    3,571.43x = 10,253,313.94
  5. Step 5: Solve for x
    x = 10,253,313.94/3,571.43
  6. Step 6: Final answer
    x = 2,870.93

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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.