Home / 3,035.31-4,190.79-2,325.90

Finding the Fourth Proportional to 3,035.31, 4,190.79 and 2,325.90

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Solution

The fourth proportional to 3,035.31, 4,190.79 and 2,325.90 is: 3,211.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035.31 : 4,190.79 = 2,325.90 : x
  2. Step 2: Convert to fraction form
    3,035.31/4,190.79 = 2,325.90/x
  3. Step 3: Cross multiply
    3,035.31x = 4,190.79 × 2,325.90
  4. Step 4: Simplify right side
    3,035.31x = 9,747,358.46
  5. Step 5: Solve for x
    x = 9,747,358.46/3,035.31
  6. Step 6: Final answer
    x = 3,211.32

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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.