Home / 4,839.32-7,261.72-2,065.74

Finding the Fourth Proportional to 4,839.32, 7,261.72 and 2,065.74

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Solution

The fourth proportional to 4,839.32, 7,261.72 and 2,065.74 is: 3,099.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,839.32 : 7,261.72 = 2,065.74 : x
  2. Step 2: Convert to fraction form
    4,839.32/7,261.72 = 2,065.74/x
  3. Step 3: Cross multiply
    4,839.32x = 7,261.72 × 2,065.74
  4. Step 4: Simplify right side
    4,839.32x = 15,000,793.08
  5. Step 5: Solve for x
    x = 15,000,793.08/4,839.32
  6. Step 6: Final answer
    x = 3,099.77

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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.