Home / 7,439.98-11,162.87-3,277.06

Finding the Fourth Proportional to 7,439.98, 11,162.87 and 3,277.06

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Solution

The fourth proportional to 7,439.98, 11,162.87 and 3,277.06 is: 4,916.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,439.98 : 11,162.87 = 3,277.06 : x
  2. Step 2: Convert to fraction form
    7,439.98/11,162.87 = 3,277.06/x
  3. Step 3: Cross multiply
    7,439.98x = 11,162.87 × 3,277.06
  4. Step 4: Simplify right side
    7,439.98x = 36,581,375.05
  5. Step 5: Solve for x
    x = 36,581,375.05/7,439.98
  6. Step 6: Final answer
    x = 4,916.87

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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.