Home / 4,431.60-6,115.68-2,442.38

Finding the Fourth Proportional to 4,431.60, 6,115.68 and 2,442.38

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Solution

The fourth proportional to 4,431.60, 6,115.68 and 2,442.38 is: 3,370.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431.60 : 6,115.68 = 2,442.38 : x
  2. Step 2: Convert to fraction form
    4,431.60/6,115.68 = 2,442.38/x
  3. Step 3: Cross multiply
    4,431.60x = 6,115.68 × 2,442.38
  4. Step 4: Simplify right side
    4,431.60x = 14,936,783.94
  5. Step 5: Solve for x
    x = 14,936,783.94/4,431.60
  6. Step 6: Final answer
    x = 3,370.52

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1.5x scale

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.