Home / 7,722.59-11,583.93-2,175.98

Finding the Fourth Proportional to 7,722.59, 11,583.93 and 2,175.98

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Solution

The fourth proportional to 7,722.59, 11,583.93 and 2,175.98 is: 3,263.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,722.59 : 11,583.93 = 2,175.98 : x
  2. Step 2: Convert to fraction form
    7,722.59/11,583.93 = 2,175.98/x
  3. Step 3: Cross multiply
    7,722.59x = 11,583.93 × 2,175.98
  4. Step 4: Simplify right side
    7,722.59x = 25,206,400.00
  5. Step 5: Solve for x
    x = 25,206,400.00/7,722.59
  6. Step 6: Final answer
    x = 3,263.98

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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.