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Finding the Fourth Proportional to 5,928.68, 8,840.96 and 5,449.97

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Solution

The fourth proportional to 5,928.68, 8,840.96 and 5,449.97 is: 8,127.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,928.68 : 8,840.96 = 5,449.97 : x
  2. Step 2: Convert to fraction form
    5,928.68/8,840.96 = 5,449.97/x
  3. Step 3: Cross multiply
    5,928.68x = 8,840.96 × 5,449.97
  4. Step 4: Simplify right side
    5,928.68x = 48,182,895.32
  5. Step 5: Solve for x
    x = 48,182,895.32/5,928.68
  6. Step 6: Final answer
    x = 8,127.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.