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Finding the Fourth Proportional to 6,644.03, 9,966.95 and 2,946.17

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Solution

The fourth proportional to 6,644.03, 9,966.95 and 2,946.17 is: 4,419.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644.03 : 9,966.95 = 2,946.17 : x
  2. Step 2: Convert to fraction form
    6,644.03/9,966.95 = 2,946.17/x
  3. Step 3: Cross multiply
    6,644.03x = 9,966.95 × 2,946.17
  4. Step 4: Simplify right side
    6,644.03x = 29,364,361.36
  5. Step 5: Solve for x
    x = 29,364,361.36/6,644.03
  6. Step 6: Final answer
    x = 4,419.66

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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.