Home / 5,025.55-6,935.32-2,787.45

Finding the Fourth Proportional to 5,025.55, 6,935.32 and 2,787.45

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Solution

The fourth proportional to 5,025.55, 6,935.32 and 2,787.45 is: 3,846.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,025.55 : 6,935.32 = 2,787.45 : x
  2. Step 2: Convert to fraction form
    5,025.55/6,935.32 = 2,787.45/x
  3. Step 3: Cross multiply
    5,025.55x = 6,935.32 × 2,787.45
  4. Step 4: Simplify right side
    5,025.55x = 19,331,857.73
  5. Step 5: Solve for x
    x = 19,331,857.73/5,025.55
  6. Step 6: Final answer
    x = 3,846.71

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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.