Home / 6,311.18-9,467.92-2,611.40

Finding the Fourth Proportional to 6,311.18, 9,467.92 and 2,611.40

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Solution

The fourth proportional to 6,311.18, 9,467.92 and 2,611.40 is: 3,917.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,311.18 : 9,467.92 = 2,611.40 : x
  2. Step 2: Convert to fraction form
    6,311.18/9,467.92 = 2,611.40/x
  3. Step 3: Cross multiply
    6,311.18x = 9,467.92 × 2,611.40
  4. Step 4: Simplify right side
    6,311.18x = 24,724,526.29
  5. Step 5: Solve for x
    x = 24,724,526.29/6,311.18
  6. Step 6: Final answer
    x = 3,917.58

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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.