Home / 4,622.87-6,378.78-2,633.04

Finding the Fourth Proportional to 4,622.87, 6,378.78 and 2,633.04

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Solution

The fourth proportional to 4,622.87, 6,378.78 and 2,633.04 is: 3,633.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,622.87 : 6,378.78 = 2,633.04 : x
  2. Step 2: Convert to fraction form
    4,622.87/6,378.78 = 2,633.04/x
  3. Step 3: Cross multiply
    4,622.87x = 6,378.78 × 2,633.04
  4. Step 4: Simplify right side
    4,622.87x = 16,795,592.77
  5. Step 5: Solve for x
    x = 16,795,592.77/4,622.87
  6. Step 6: Final answer
    x = 3,633.15

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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.