Home / 5,025.57-6,935.45-2,787.54

Finding the Fourth Proportional to 5,025.57, 6,935.45 and 2,787.54

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Solution

The fourth proportional to 5,025.57, 6,935.45 and 2,787.54 is: 3,846.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,025.57 : 6,935.45 = 2,787.54 : x
  2. Step 2: Convert to fraction form
    5,025.57/6,935.45 = 2,787.54/x
  3. Step 3: Cross multiply
    5,025.57x = 6,935.45 × 2,787.54
  4. Step 4: Simplify right side
    5,025.57x = 19,332,844.29
  5. Step 5: Solve for x
    x = 19,332,844.29/5,025.57
  6. Step 6: Final answer
    x = 3,846.90

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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.