Home / 3,253.65-4,881.19-1,792.05

Finding the Fourth Proportional to 3,253.65, 4,881.19 and 1,792.05

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Solution

The fourth proportional to 3,253.65, 4,881.19 and 1,792.05 is: 2,688.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.65 : 4,881.19 = 1,792.05 : x
  2. Step 2: Convert to fraction form
    3,253.65/4,881.19 = 1,792.05/x
  3. Step 3: Cross multiply
    3,253.65x = 4,881.19 × 1,792.05
  4. Step 4: Simplify right side
    3,253.65x = 8,747,336.54
  5. Step 5: Solve for x
    x = 8,747,336.54/3,253.65
  6. Step 6: Final answer
    x = 2,688.47

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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.