Home / 2,757.17-3,804.94-1,578.25

Finding the Fourth Proportional to 2,757.17, 3,804.94 and 1,578.25

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Solution

The fourth proportional to 2,757.17, 3,804.94 and 1,578.25 is: 2,178.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,757.17 : 3,804.94 = 1,578.25 : x
  2. Step 2: Convert to fraction form
    2,757.17/3,804.94 = 1,578.25/x
  3. Step 3: Cross multiply
    2,757.17x = 3,804.94 × 1,578.25
  4. Step 4: Simplify right side
    2,757.17x = 6,005,153.28
  5. Step 5: Solve for x
    x = 6,005,153.28/2,757.17
  6. Step 6: Final answer
    x = 2,178.01

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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.