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Finding the Fourth Proportional to 6,607.53, 9,908.07 and 3,271.92

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Solution

The fourth proportional to 6,607.53, 9,908.07 and 3,271.92 is: 4,906.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,607.53 : 9,908.07 = 3,271.92 : x
  2. Step 2: Convert to fraction form
    6,607.53/9,908.07 = 3,271.92/x
  3. Step 3: Cross multiply
    6,607.53x = 9,908.07 × 3,271.92
  4. Step 4: Simplify right side
    6,607.53x = 32,418,412.39
  5. Step 5: Solve for x
    x = 32,418,412.39/6,607.53
  6. Step 6: Final answer
    x = 4,906.28

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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.