Home / 3,236.40-4,847.31-1,935.14

Finding the Fourth Proportional to 3,236.40, 4,847.31 and 1,935.14

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Solution

The fourth proportional to 3,236.40, 4,847.31 and 1,935.14 is: 2,898.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.40 : 4,847.31 = 1,935.14 : x
  2. Step 2: Convert to fraction form
    3,236.40/4,847.31 = 1,935.14/x
  3. Step 3: Cross multiply
    3,236.40x = 4,847.31 × 1,935.14
  4. Step 4: Simplify right side
    3,236.40x = 9,380,223.47
  5. Step 5: Solve for x
    x = 9,380,223.47/3,236.40
  6. Step 6: Final answer
    x = 2,898.35

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1.5x scale

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.