Home / 4,170.80-6,263.40-2,226.80

Finding the Fourth Proportional to 4,170.80, 6,263.40 and 2,226.80

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Solution

The fourth proportional to 4,170.80, 6,263.40 and 2,226.80 is: 3,344.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.80 : 6,263.40 = 2,226.80 : x
  2. Step 2: Convert to fraction form
    4,170.80/6,263.40 = 2,226.80/x
  3. Step 3: Cross multiply
    4,170.80x = 6,263.40 × 2,226.80
  4. Step 4: Simplify right side
    4,170.80x = 13,947,339.12
  5. Step 5: Solve for x
    x = 13,947,339.12/4,170.80
  6. Step 6: Final answer
    x = 3,344.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.