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Finding the Fourth Proportional to 7,797.30, 11,694.70 and 2,603.17

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Solution

The fourth proportional to 7,797.30, 11,694.70 and 2,603.17 is: 3,904.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,797.30 : 11,694.70 = 2,603.17 : x
  2. Step 2: Convert to fraction form
    7,797.30/11,694.70 = 2,603.17/x
  3. Step 3: Cross multiply
    7,797.30x = 11,694.70 × 2,603.17
  4. Step 4: Simplify right side
    7,797.30x = 30,443,292.20
  5. Step 5: Solve for x
    x = 30,443,292.20/7,797.30
  6. Step 6: Final answer
    x = 3,904.34

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1.5x scale

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.