Home / 4,226.42-6,340.59-2,278.58

Finding the Fourth Proportional to 4,226.42, 6,340.59 and 2,278.58

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Solution

The fourth proportional to 4,226.42, 6,340.59 and 2,278.58 is: 3,418.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,226.42 : 6,340.59 = 2,278.58 : x
  2. Step 2: Convert to fraction form
    4,226.42/6,340.59 = 2,278.58/x
  3. Step 3: Cross multiply
    4,226.42x = 6,340.59 × 2,278.58
  4. Step 4: Simplify right side
    4,226.42x = 14,447,541.56
  5. Step 5: Solve for x
    x = 14,447,541.56/4,226.42
  6. Step 6: Final answer
    x = 3,418.39

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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.