Home / 6,406.24-9,611.70-2,708.14

Finding the Fourth Proportional to 6,406.24, 9,611.70 and 2,708.14

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Solution

The fourth proportional to 6,406.24, 9,611.70 and 2,708.14 is: 4,063.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406.24 : 9,611.70 = 2,708.14 : x
  2. Step 2: Convert to fraction form
    6,406.24/9,611.70 = 2,708.14/x
  3. Step 3: Cross multiply
    6,406.24x = 9,611.70 × 2,708.14
  4. Step 4: Simplify right side
    6,406.24x = 26,029,829.24
  5. Step 5: Solve for x
    x = 26,029,829.24/6,406.24
  6. Step 6: Final answer
    x = 4,063.20

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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.