Home / 6,623.82-9,974.24-4,787.46

Finding the Fourth Proportional to 6,623.82, 9,974.24 and 4,787.46

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Solution

The fourth proportional to 6,623.82, 9,974.24 and 4,787.46 is: 7,209.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,623.82 : 9,974.24 = 4,787.46 : x
  2. Step 2: Convert to fraction form
    6,623.82/9,974.24 = 4,787.46/x
  3. Step 3: Cross multiply
    6,623.82x = 9,974.24 × 4,787.46
  4. Step 4: Simplify right side
    6,623.82x = 47,751,251.09
  5. Step 5: Solve for x
    x = 47,751,251.09/6,623.82
  6. Step 6: Final answer
    x = 7,209.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.