Home / 2,035.31-3,052.95-939.07

Finding the Fourth Proportional to 2,035.31, 3,052.95 and 939.07

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Solution

The fourth proportional to 2,035.31, 3,052.95 and 939.07 is: 1,408.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,035.31 : 3,052.95 = 939.07 : x
  2. Step 2: Convert to fraction form
    2,035.31/3,052.95 = 939.07/x
  3. Step 3: Cross multiply
    2,035.31x = 3,052.95 × 939.07
  4. Step 4: Simplify right side
    2,035.31x = 2,866,933.76
  5. Step 5: Solve for x
    x = 2,866,933.76/2,035.31
  6. Step 6: Final answer
    x = 1,408.60

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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.