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Finding the Fourth Proportional to 5,928.66, 8,889.90 and 2,963.88

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Solution

The fourth proportional to 5,928.66, 8,889.90 and 2,963.88 is: 4,444.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,928.66 : 8,889.90 = 2,963.88 : x
  2. Step 2: Convert to fraction form
    5,928.66/8,889.90 = 2,963.88/x
  3. Step 3: Cross multiply
    5,928.66x = 8,889.90 × 2,963.88
  4. Step 4: Simplify right side
    5,928.66x = 26,348,596.81
  5. Step 5: Solve for x
    x = 26,348,596.81/5,928.66
  6. Step 6: Final answer
    x = 4,444.28

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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.