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Finding the Fourth Proportional to 6,648.84, 9,966.18 and 2,264.76

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Solution

The fourth proportional to 6,648.84, 9,966.18 and 2,264.76 is: 3,394.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,648.84 : 9,966.18 = 2,264.76 : x
  2. Step 2: Convert to fraction form
    6,648.84/9,966.18 = 2,264.76/x
  3. Step 3: Cross multiply
    6,648.84x = 9,966.18 × 2,264.76
  4. Step 4: Simplify right side
    6,648.84x = 22,571,005.82
  5. Step 5: Solve for x
    x = 22,571,005.82/6,648.84
  6. Step 6: Final answer
    x = 3,394.73

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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.