Home / 4,226.85-6,343.02-2,280.42

Finding the Fourth Proportional to 4,226.85, 6,343.02 and 2,280.42

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Solution

The fourth proportional to 4,226.85, 6,343.02 and 2,280.42 is: 3,422.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,226.85 : 6,343.02 = 2,280.42 : x
  2. Step 2: Convert to fraction form
    4,226.85/6,343.02 = 2,280.42/x
  3. Step 3: Cross multiply
    4,226.85x = 6,343.02 × 2,280.42
  4. Step 4: Simplify right side
    4,226.85x = 14,464,749.67
  5. Step 5: Solve for x
    x = 14,464,749.67/4,226.85
  6. Step 6: Final answer
    x = 3,422.11

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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.