Home / 2,733.93-3,772.79-1,538.91

Finding the Fourth Proportional to 2,733.93, 3,772.79 and 1,538.91

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Solution

The fourth proportional to 2,733.93, 3,772.79 and 1,538.91 is: 2,123.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,733.93 : 3,772.79 = 1,538.91 : x
  2. Step 2: Convert to fraction form
    2,733.93/3,772.79 = 1,538.91/x
  3. Step 3: Cross multiply
    2,733.93x = 3,772.79 × 1,538.91
  4. Step 4: Simplify right side
    2,733.93x = 5,805,980.41
  5. Step 5: Solve for x
    x = 5,805,980.41/2,733.93
  6. Step 6: Final answer
    x = 2,123.68

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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.