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Finding the Fourth Proportional to 6,503.84, 9,748.36 and 2,753.28

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Solution

The fourth proportional to 6,503.84, 9,748.36 and 2,753.28 is: 4,126.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,503.84 : 9,748.36 = 2,753.28 : x
  2. Step 2: Convert to fraction form
    6,503.84/9,748.36 = 2,753.28/x
  3. Step 3: Cross multiply
    6,503.84x = 9,748.36 × 2,753.28
  4. Step 4: Simplify right side
    6,503.84x = 26,839,952.58
  5. Step 5: Solve for x
    x = 26,839,952.58/6,503.84
  6. Step 6: Final answer
    x = 4,126.79

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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.