Home / 5,025.72-6,935.40-2,757.12

Finding the Fourth Proportional to 5,025.72, 6,935.40 and 2,757.12

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Solution

The fourth proportional to 5,025.72, 6,935.40 and 2,757.12 is: 3,804.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,025.72 : 6,935.40 = 2,757.12 : x
  2. Step 2: Convert to fraction form
    5,025.72/6,935.40 = 2,757.12/x
  3. Step 3: Cross multiply
    5,025.72x = 6,935.40 × 2,757.12
  4. Step 4: Simplify right side
    5,025.72x = 19,121,730.05
  5. Step 5: Solve for x
    x = 19,121,730.05/5,025.72
  6. Step 6: Final answer
    x = 3,804.77

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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.