Home / 7,045.97-9,724.35-4,022.15

Finding the Fourth Proportional to 7,045.97, 9,724.35 and 4,022.15

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Solution

The fourth proportional to 7,045.97, 9,724.35 and 4,022.15 is: 5,551.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,045.97 : 9,724.35 = 4,022.15 : x
  2. Step 2: Convert to fraction form
    7,045.97/9,724.35 = 4,022.15/x
  3. Step 3: Cross multiply
    7,045.97x = 9,724.35 × 4,022.15
  4. Step 4: Simplify right side
    7,045.97x = 39,112,745.73
  5. Step 5: Solve for x
    x = 39,112,745.73/7,045.97
  6. Step 6: Final answer
    x = 5,551.08

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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.