Home / 4,817.79-6,648.93-2,721.96

Finding the Fourth Proportional to 4,817.79, 6,648.93 and 2,721.96

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Solution

The fourth proportional to 4,817.79, 6,648.93 and 2,721.96 is: 3,756.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.79 : 6,648.93 = 2,721.96 : x
  2. Step 2: Convert to fraction form
    4,817.79/6,648.93 = 2,721.96/x
  3. Step 3: Cross multiply
    4,817.79x = 6,648.93 × 2,721.96
  4. Step 4: Simplify right side
    4,817.79x = 18,098,121.50
  5. Step 5: Solve for x
    x = 18,098,121.50/4,817.79
  6. Step 6: Final answer
    x = 3,756.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.