Home / 4,622.88-6,378.37-3,441.90

Finding the Fourth Proportional to 4,622.88, 6,378.37 and 3,441.90

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Solution

The fourth proportional to 4,622.88, 6,378.37 and 3,441.90 is: 4,748.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,622.88 : 6,378.37 = 3,441.90 : x
  2. Step 2: Convert to fraction form
    4,622.88/6,378.37 = 3,441.90/x
  3. Step 3: Cross multiply
    4,622.88x = 6,378.37 × 3,441.90
  4. Step 4: Simplify right side
    4,622.88x = 21,953,711.70
  5. Step 5: Solve for x
    x = 21,953,711.70/4,622.88
  6. Step 6: Final answer
    x = 4,748.93

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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.