Home / 4,515.65-6,772.45-2,174.46

Finding the Fourth Proportional to 4,515.65, 6,772.45 and 2,174.46

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Solution

The fourth proportional to 4,515.65, 6,772.45 and 2,174.46 is: 3,261.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515.65 : 6,772.45 = 2,174.46 : x
  2. Step 2: Convert to fraction form
    4,515.65/6,772.45 = 2,174.46/x
  3. Step 3: Cross multiply
    4,515.65x = 6,772.45 × 2,174.46
  4. Step 4: Simplify right side
    4,515.65x = 14,726,376.89
  5. Step 5: Solve for x
    x = 14,726,376.89/4,515.65
  6. Step 6: Final answer
    x = 3,261.19

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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.