Home / 3,440.04-5,160.63-1,131

Finding the Fourth Proportional to 3,440.04, 5,160.63 and 1,131

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Solution

The fourth proportional to 3,440.04, 5,160.63 and 1,131 is: 1,696.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.04 : 5,160.63 = 1,131 : x
  2. Step 2: Convert to fraction form
    3,440.04/5,160.63 = 1,131/x
  3. Step 3: Cross multiply
    3,440.04x = 5,160.63 × 1,131
  4. Step 4: Simplify right side
    3,440.04x = 5,836,672.53
  5. Step 5: Solve for x
    x = 5,836,672.53/3,440.04
  6. Step 6: Final answer
    x = 1,696.69

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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.