Home / 5,025.28-6,934.97-2,787.25

Finding the Fourth Proportional to 5,025.28, 6,934.97 and 2,787.25

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Solution

The fourth proportional to 5,025.28, 6,934.97 and 2,787.25 is: 3,846.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,025.28 : 6,934.97 = 2,787.25 : x
  2. Step 2: Convert to fraction form
    5,025.28/6,934.97 = 2,787.25/x
  3. Step 3: Cross multiply
    5,025.28x = 6,934.97 × 2,787.25
  4. Step 4: Simplify right side
    5,025.28x = 19,329,495.13
  5. Step 5: Solve for x
    x = 19,329,495.13/5,025.28
  6. Step 6: Final answer
    x = 3,846.45

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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.