Home / 5,059.33-6,981.59-2,821.03

Finding the Fourth Proportional to 5,059.33, 6,981.59 and 2,821.03

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Solution

The fourth proportional to 5,059.33, 6,981.59 and 2,821.03 is: 3,892.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,059.33 : 6,981.59 = 2,821.03 : x
  2. Step 2: Convert to fraction form
    5,059.33/6,981.59 = 2,821.03/x
  3. Step 3: Cross multiply
    5,059.33x = 6,981.59 × 2,821.03
  4. Step 4: Simplify right side
    5,059.33x = 19,695,264.44
  5. Step 5: Solve for x
    x = 19,695,264.44/5,059.33
  6. Step 6: Final answer
    x = 3,892.86

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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.