Home / 5,059.59-6,982.11-2,821.46

Finding the Fourth Proportional to 5,059.59, 6,982.11 and 2,821.46

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Solution

The fourth proportional to 5,059.59, 6,982.11 and 2,821.46 is: 3,893.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,059.59 : 6,982.11 = 2,821.46 : x
  2. Step 2: Convert to fraction form
    5,059.59/6,982.11 = 2,821.46/x
  3. Step 3: Cross multiply
    5,059.59x = 6,982.11 × 2,821.46
  4. Step 4: Simplify right side
    5,059.59x = 19,699,744.08
  5. Step 5: Solve for x
    x = 19,699,744.08/5,059.59
  6. Step 6: Final answer
    x = 3,893.55

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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.