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Finding the Fourth Proportional to 5,787.12, 8,677.08 and 3,016.92

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Solution

The fourth proportional to 5,787.12, 8,677.08 and 3,016.92 is: 4,523.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,787.12 : 8,677.08 = 3,016.92 : x
  2. Step 2: Convert to fraction form
    5,787.12/8,677.08 = 3,016.92/x
  3. Step 3: Cross multiply
    5,787.12x = 8,677.08 × 3,016.92
  4. Step 4: Simplify right side
    5,787.12x = 26,178,056.19
  5. Step 5: Solve for x
    x = 26,178,056.19/5,787.12
  6. Step 6: Final answer
    x = 4,523.50

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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.