Home / 9,086.73-13,639.82-7,376.01

Finding the Fourth Proportional to 9,086.73, 13,639.82 and 7,376.01

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Solution

The fourth proportional to 9,086.73, 13,639.82 and 7,376.01 is: 11,071.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,086.73 : 13,639.82 = 7,376.01 : x
  2. Step 2: Convert to fraction form
    9,086.73/13,639.82 = 7,376.01/x
  3. Step 3: Cross multiply
    9,086.73x = 13,639.82 × 7,376.01
  4. Step 4: Simplify right side
    9,086.73x = 100,607,411.84
  5. Step 5: Solve for x
    x = 100,607,411.84/9,086.73
  6. Step 6: Final answer
    x = 11,071.91

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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.