Home / 5,222.97-7,836.73-1,935.18

Finding the Fourth Proportional to 5,222.97, 7,836.73 and 1,935.18

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Solution

The fourth proportional to 5,222.97, 7,836.73 and 1,935.18 is: 2,903.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.97 : 7,836.73 = 1,935.18 : x
  2. Step 2: Convert to fraction form
    5,222.97/7,836.73 = 1,935.18/x
  3. Step 3: Cross multiply
    5,222.97x = 7,836.73 × 1,935.18
  4. Step 4: Simplify right side
    5,222.97x = 15,165,483.16
  5. Step 5: Solve for x
    x = 15,165,483.16/5,222.97
  6. Step 6: Final answer
    x = 2,903.61

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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.