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Finding the Fourth Proportional to 6,644.00, 9,967.63 and 1,963.98

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Solution

The fourth proportional to 6,644.00, 9,967.63 and 1,963.98 is: 2,946.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644.00 : 9,967.63 = 1,963.98 : x
  2. Step 2: Convert to fraction form
    6,644.00/9,967.63 = 1,963.98/x
  3. Step 3: Cross multiply
    6,644.00x = 9,967.63 × 1,963.98
  4. Step 4: Simplify right side
    6,644.00x = 19,576,221.06
  5. Step 5: Solve for x
    x = 19,576,221.06/6,644.00
  6. Step 6: Final answer
    x = 2,946.45

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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.