Home / 3,538.89-4,883.90-2,047.17

Finding the Fourth Proportional to 3,538.89, 4,883.90 and 2,047.17

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Solution

The fourth proportional to 3,538.89, 4,883.90 and 2,047.17 is: 2,825.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.89 : 4,883.90 = 2,047.17 : x
  2. Step 2: Convert to fraction form
    3,538.89/4,883.90 = 2,047.17/x
  3. Step 3: Cross multiply
    3,538.89x = 4,883.90 × 2,047.17
  4. Step 4: Simplify right side
    3,538.89x = 9,998,181.64
  5. Step 5: Solve for x
    x = 9,998,181.64/3,538.89
  6. Step 6: Final answer
    x = 2,825.23

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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.