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Finding the Fourth Proportional to 6,908.58, 10,368.88 and 3,623.99

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Solution

The fourth proportional to 6,908.58, 10,368.88 and 3,623.99 is: 5,439.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,908.58 : 10,368.88 = 3,623.99 : x
  2. Step 2: Convert to fraction form
    6,908.58/10,368.88 = 3,623.99/x
  3. Step 3: Cross multiply
    6,908.58x = 10,368.88 × 3,623.99
  4. Step 4: Simplify right side
    6,908.58x = 37,576,656.53
  5. Step 5: Solve for x
    x = 37,576,656.53/6,908.58
  6. Step 6: Final answer
    x = 5,439.13

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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.