Home / 7,724.82-10,664.39-6,042.66

Finding the Fourth Proportional to 7,724.82, 10,664.39 and 6,042.66

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Solution

The fourth proportional to 7,724.82, 10,664.39 and 6,042.66 is: 8,342.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724.82 : 10,664.39 = 6,042.66 : x
  2. Step 2: Convert to fraction form
    7,724.82/10,664.39 = 6,042.66/x
  3. Step 3: Cross multiply
    7,724.82x = 10,664.39 × 6,042.66
  4. Step 4: Simplify right side
    7,724.82x = 64,441,257.99
  5. Step 5: Solve for x
    x = 64,441,257.99/7,724.82
  6. Step 6: Final answer
    x = 8,342.10

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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.