Home / 3,381.66-4,669.56-2,825.10

Finding the Fourth Proportional to 3,381.66, 4,669.56 and 2,825.10

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Solution

The fourth proportional to 3,381.66, 4,669.56 and 2,825.10 is: 3,901.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381.66 : 4,669.56 = 2,825.10 : x
  2. Step 2: Convert to fraction form
    3,381.66/4,669.56 = 2,825.10/x
  3. Step 3: Cross multiply
    3,381.66x = 4,669.56 × 2,825.10
  4. Step 4: Simplify right side
    3,381.66x = 13,191,973.96
  5. Step 5: Solve for x
    x = 13,191,973.96/3,381.66
  6. Step 6: Final answer
    x = 3,901.03

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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.