Home / 4,468.32-6,705.72-2,278.86

Finding the Fourth Proportional to 4,468.32, 6,705.72 and 2,278.86

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Solution

The fourth proportional to 4,468.32, 6,705.72 and 2,278.86 is: 3,419.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,468.32 : 6,705.72 = 2,278.86 : x
  2. Step 2: Convert to fraction form
    4,468.32/6,705.72 = 2,278.86/x
  3. Step 3: Cross multiply
    4,468.32x = 6,705.72 × 2,278.86
  4. Step 4: Simplify right side
    4,468.32x = 15,281,397.08
  5. Step 5: Solve for x
    x = 15,281,397.08/4,468.32
  6. Step 6: Final answer
    x = 3,419.94

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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.