Home / 6,276.84-9,418.35-4,439.76

Finding the Fourth Proportional to 6,276.84, 9,418.35 and 4,439.76

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Solution

The fourth proportional to 6,276.84, 9,418.35 and 4,439.76 is: 6,661.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.84 : 9,418.35 = 4,439.76 : x
  2. Step 2: Convert to fraction form
    6,276.84/9,418.35 = 4,439.76/x
  3. Step 3: Cross multiply
    6,276.84x = 9,418.35 × 4,439.76
  4. Step 4: Simplify right side
    6,276.84x = 41,815,213.60
  5. Step 5: Solve for x
    x = 41,815,213.60/6,276.84
  6. Step 6: Final answer
    x = 6,661.83

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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.