Home / 3,468.35-4,787.64-2,355.05

Finding the Fourth Proportional to 3,468.35, 4,787.64 and 2,355.05

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Solution

The fourth proportional to 3,468.35, 4,787.64 and 2,355.05 is: 3,250.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468.35 : 4,787.64 = 2,355.05 : x
  2. Step 2: Convert to fraction form
    3,468.35/4,787.64 = 2,355.05/x
  3. Step 3: Cross multiply
    3,468.35x = 4,787.64 × 2,355.05
  4. Step 4: Simplify right side
    3,468.35x = 11,275,107.64
  5. Step 5: Solve for x
    x = 11,275,107.64/3,468.35
  6. Step 6: Final answer
    x = 3,250.86

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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.