Home / 4,530.65-6,787.50-2,861.18

Finding the Fourth Proportional to 4,530.65, 6,787.50 and 2,861.18

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Solution

The fourth proportional to 4,530.65, 6,787.50 and 2,861.18 is: 4,286.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,530.65 : 6,787.50 = 2,861.18 : x
  2. Step 2: Convert to fraction form
    4,530.65/6,787.50 = 2,861.18/x
  3. Step 3: Cross multiply
    4,530.65x = 6,787.50 × 2,861.18
  4. Step 4: Simplify right side
    4,530.65x = 19,420,225.31
  5. Step 5: Solve for x
    x = 19,420,225.31/4,530.65
  6. Step 6: Final answer
    x = 4,286.42

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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.