Home / 3,936.57-5,903.88-1,162.50

Finding the Fourth Proportional to 3,936.57, 5,903.88 and 1,162.50

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Solution

The fourth proportional to 3,936.57, 5,903.88 and 1,162.50 is: 1,743.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936.57 : 5,903.88 = 1,162.50 : x
  2. Step 2: Convert to fraction form
    3,936.57/5,903.88 = 1,162.50/x
  3. Step 3: Cross multiply
    3,936.57x = 5,903.88 × 1,162.50
  4. Step 4: Simplify right side
    3,936.57x = 6,863,260.50
  5. Step 5: Solve for x
    x = 6,863,260.50/3,936.57
  6. Step 6: Final answer
    x = 1,743.46

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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.