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Finding the Fourth Proportional to 3,262.98, 4,894.88 and 1,071.12

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Solution

The fourth proportional to 3,262.98, 4,894.88 and 1,071.12 is: 1,606.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,262.98 : 4,894.88 = 1,071.12 : x
  2. Step 2: Convert to fraction form
    3,262.98/4,894.88 = 1,071.12/x
  3. Step 3: Cross multiply
    3,262.98x = 4,894.88 × 1,071.12
  4. Step 4: Simplify right side
    3,262.98x = 5,243,003.87
  5. Step 5: Solve for x
    x = 5,243,003.87/3,262.98
  6. Step 6: Final answer
    x = 1,606.81

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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.