Home / 5,025.21-6,934.73-2,787.22

Finding the Fourth Proportional to 5,025.21, 6,934.73 and 2,787.22

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Solution

The fourth proportional to 5,025.21, 6,934.73 and 2,787.22 is: 3,846.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,025.21 : 6,934.73 = 2,787.22 : x
  2. Step 2: Convert to fraction form
    5,025.21/6,934.73 = 2,787.22/x
  3. Step 3: Cross multiply
    5,025.21x = 6,934.73 × 2,787.22
  4. Step 4: Simplify right side
    5,025.21x = 19,328,618.15
  5. Step 5: Solve for x
    x = 19,328,618.15/5,025.21
  6. Step 6: Final answer
    x = 3,846.33

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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.