Home / 4,226.40-6,334.20-3,070.80

Finding the Fourth Proportional to 4,226.40, 6,334.20 and 3,070.80

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Solution

The fourth proportional to 4,226.40, 6,334.20 and 3,070.80 is: 4,602.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,226.40 : 6,334.20 = 3,070.80 : x
  2. Step 2: Convert to fraction form
    4,226.40/6,334.20 = 3,070.80/x
  3. Step 3: Cross multiply
    4,226.40x = 6,334.20 × 3,070.80
  4. Step 4: Simplify right side
    4,226.40x = 19,451,061.36
  5. Step 5: Solve for x
    x = 19,451,061.36/4,226.40
  6. Step 6: Final answer
    x = 4,602.28

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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.