Home / 4,555.04-6,286.61-2,787.62

Finding the Fourth Proportional to 4,555.04, 6,286.61 and 2,787.62

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Solution

The fourth proportional to 4,555.04, 6,286.61 and 2,787.62 is: 3,847.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,555.04 : 6,286.61 = 2,787.62 : x
  2. Step 2: Convert to fraction form
    4,555.04/6,286.61 = 2,787.62/x
  3. Step 3: Cross multiply
    4,555.04x = 6,286.61 × 2,787.62
  4. Step 4: Simplify right side
    4,555.04x = 17,524,655.30
  5. Step 5: Solve for x
    x = 17,524,655.30/4,555.04
  6. Step 6: Final answer
    x = 3,847.32

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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.