Home / 3,059.73-4,220.91-1,864.17

Finding the Fourth Proportional to 3,059.73, 4,220.91 and 1,864.17

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Solution

The fourth proportional to 3,059.73, 4,220.91 and 1,864.17 is: 2,571.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.73 : 4,220.91 = 1,864.17 : x
  2. Step 2: Convert to fraction form
    3,059.73/4,220.91 = 1,864.17/x
  3. Step 3: Cross multiply
    3,059.73x = 4,220.91 × 1,864.17
  4. Step 4: Simplify right side
    3,059.73x = 7,868,493.79
  5. Step 5: Solve for x
    x = 7,868,493.79/3,059.73
  6. Step 6: Final answer
    x = 2,571.63

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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.