Home / 2,674.39-4,013.75-1,136.47

Finding the Fourth Proportional to 2,674.39, 4,013.75 and 1,136.47

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Solution

The fourth proportional to 2,674.39, 4,013.75 and 1,136.47 is: 1,705.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674.39 : 4,013.75 = 1,136.47 : x
  2. Step 2: Convert to fraction form
    2,674.39/4,013.75 = 1,136.47/x
  3. Step 3: Cross multiply
    2,674.39x = 4,013.75 × 1,136.47
  4. Step 4: Simplify right side
    2,674.39x = 4,561,506.46
  5. Step 5: Solve for x
    x = 4,561,506.46/2,674.39
  6. Step 6: Final answer
    x = 1,705.63

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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.