Home / 3,390.59-5,086.06-1,052.19

Finding the Fourth Proportional to 3,390.59, 5,086.06 and 1,052.19

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Solution

The fourth proportional to 3,390.59, 5,086.06 and 1,052.19 is: 1,578.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390.59 : 5,086.06 = 1,052.19 : x
  2. Step 2: Convert to fraction form
    3,390.59/5,086.06 = 1,052.19/x
  3. Step 3: Cross multiply
    3,390.59x = 5,086.06 × 1,052.19
  4. Step 4: Simplify right side
    3,390.59x = 5,351,498.84
  5. Step 5: Solve for x
    x = 5,351,498.84/3,390.59
  6. Step 6: Final answer
    x = 1,578.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.