Home / 9,787.93-14,680.37-3,214.08

Finding the Fourth Proportional to 9,787.93, 14,680.37 and 3,214.08

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Solution

The fourth proportional to 9,787.93, 14,680.37 and 3,214.08 is: 4,820.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787.93 : 14,680.37 = 3,214.08 : x
  2. Step 2: Convert to fraction form
    9,787.93/14,680.37 = 3,214.08/x
  3. Step 3: Cross multiply
    9,787.93x = 14,680.37 × 3,214.08
  4. Step 4: Simplify right side
    9,787.93x = 47,183,891.64
  5. Step 5: Solve for x
    x = 47,183,891.64/9,787.93
  6. Step 6: Final answer
    x = 4,820.62

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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.