Home / 4,431.53-6,115.28-2,442.05

Finding the Fourth Proportional to 4,431.53, 6,115.28 and 2,442.05

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Solution

The fourth proportional to 4,431.53, 6,115.28 and 2,442.05 is: 3,369.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431.53 : 6,115.28 = 2,442.05 : x
  2. Step 2: Convert to fraction form
    4,431.53/6,115.28 = 2,442.05/x
  3. Step 3: Cross multiply
    4,431.53x = 6,115.28 × 2,442.05
  4. Step 4: Simplify right side
    4,431.53x = 14,933,776.74
  5. Step 5: Solve for x
    x = 14,933,776.74/4,431.53
  6. Step 6: Final answer
    x = 3,369.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.