Home / 2,721.94-3,755.17-1,777.41

Finding the Fourth Proportional to 2,721.94, 3,755.17 and 1,777.41

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Solution

The fourth proportional to 2,721.94, 3,755.17 and 1,777.41 is: 2,452.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721.94 : 3,755.17 = 1,777.41 : x
  2. Step 2: Convert to fraction form
    2,721.94/3,755.17 = 1,777.41/x
  3. Step 3: Cross multiply
    2,721.94x = 3,755.17 × 1,777.41
  4. Step 4: Simplify right side
    2,721.94x = 6,674,476.71
  5. Step 5: Solve for x
    x = 6,674,476.71/2,721.94
  6. Step 6: Final answer
    x = 2,452.10

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1.5x scale

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.