Home / 5,856.18-8,787.15-2,736.40

Finding the Fourth Proportional to 5,856.18, 8,787.15 and 2,736.40

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Solution

The fourth proportional to 5,856.18, 8,787.15 and 2,736.40 is: 4,105.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,856.18 : 8,787.15 = 2,736.40 : x
  2. Step 2: Convert to fraction form
    5,856.18/8,787.15 = 2,736.40/x
  3. Step 3: Cross multiply
    5,856.18x = 8,787.15 × 2,736.40
  4. Step 4: Simplify right side
    5,856.18x = 24,045,175.67
  5. Step 5: Solve for x
    x = 24,045,175.67/5,856.18
  6. Step 6: Final answer
    x = 4,105.95

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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.