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Finding the Fourth Proportional to 6,908.36, 10,364.36 and 5,017.95

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Solution

The fourth proportional to 6,908.36, 10,364.36 and 5,017.95 is: 7,528.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,908.36 : 10,364.36 = 5,017.95 : x
  2. Step 2: Convert to fraction form
    6,908.36/10,364.36 = 5,017.95/x
  3. Step 3: Cross multiply
    6,908.36x = 10,364.36 × 5,017.95
  4. Step 4: Simplify right side
    6,908.36x = 52,007,815.17
  5. Step 5: Solve for x
    x = 52,007,815.17/6,908.36
  6. Step 6: Final answer
    x = 7,528.25

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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.