Home / 5,025.50-6,935.18-2,787.39

Finding the Fourth Proportional to 5,025.50, 6,935.18 and 2,787.39

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Solution

The fourth proportional to 5,025.50, 6,935.18 and 2,787.39 is: 3,846.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,025.50 : 6,935.18 = 2,787.39 : x
  2. Step 2: Convert to fraction form
    5,025.50/6,935.18 = 2,787.39/x
  3. Step 3: Cross multiply
    5,025.50x = 6,935.18 × 2,787.39
  4. Step 4: Simplify right side
    5,025.50x = 19,331,037.44
  5. Step 5: Solve for x
    x = 19,331,037.44/5,025.50
  6. Step 6: Final answer
    x = 3,846.59

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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.