Home / 5,025.85-6,935.27-2,787.68

Finding the Fourth Proportional to 5,025.85, 6,935.27 and 2,787.68

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Solution

The fourth proportional to 5,025.85, 6,935.27 and 2,787.68 is: 3,846.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,025.85 : 6,935.27 = 2,787.68 : x
  2. Step 2: Convert to fraction form
    5,025.85/6,935.27 = 2,787.68/x
  3. Step 3: Cross multiply
    5,025.85x = 6,935.27 × 2,787.68
  4. Step 4: Simplify right side
    5,025.85x = 19,333,316.87
  5. Step 5: Solve for x
    x = 19,333,316.87/5,025.85
  6. Step 6: Final answer
    x = 3,846.78

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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.