Home / 4,919.04-6,787.44-2,823.12

Finding the Fourth Proportional to 4,919.04, 6,787.44 and 2,823.12

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Solution

The fourth proportional to 4,919.04, 6,787.44 and 2,823.12 is: 3,895.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919.04 : 6,787.44 = 2,823.12 : x
  2. Step 2: Convert to fraction form
    4,919.04/6,787.44 = 2,823.12/x
  3. Step 3: Cross multiply
    4,919.04x = 6,787.44 × 2,823.12
  4. Step 4: Simplify right side
    4,919.04x = 19,161,757.61
  5. Step 5: Solve for x
    x = 19,161,757.61/4,919.04
  6. Step 6: Final answer
    x = 3,895.43

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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.