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Finding the Fourth Proportional to 5,935.36, 8,901.96 and 2,647.84

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Solution

The fourth proportional to 5,935.36, 8,901.96 and 2,647.84 is: 3,971.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,935.36 : 8,901.96 = 2,647.84 : x
  2. Step 2: Convert to fraction form
    5,935.36/8,901.96 = 2,647.84/x
  3. Step 3: Cross multiply
    5,935.36x = 8,901.96 × 2,647.84
  4. Step 4: Simplify right side
    5,935.36x = 23,570,965.77
  5. Step 5: Solve for x
    x = 23,570,965.77/5,935.36
  6. Step 6: Final answer
    x = 3,971.28

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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.