Home / 6,423.83-9,635.60-2,961.08

Finding the Fourth Proportional to 6,423.83, 9,635.60 and 2,961.08

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Solution

The fourth proportional to 6,423.83, 9,635.60 and 2,961.08 is: 4,441.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,423.83 : 9,635.60 = 2,961.08 : x
  2. Step 2: Convert to fraction form
    6,423.83/9,635.60 = 2,961.08/x
  3. Step 3: Cross multiply
    6,423.83x = 9,635.60 × 2,961.08
  4. Step 4: Simplify right side
    6,423.83x = 28,531,767.64
  5. Step 5: Solve for x
    x = 28,531,767.64/6,423.83
  6. Step 6: Final answer
    x = 4,441.55

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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.