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Finding the Fourth Proportional to 7,195.22, 9,927.11 and 4,050.80

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Solution

The fourth proportional to 7,195.22, 9,927.11 and 4,050.80 is: 5,588.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,195.22 : 9,927.11 = 4,050.80 : x
  2. Step 2: Convert to fraction form
    7,195.22/9,927.11 = 4,050.80/x
  3. Step 3: Cross multiply
    7,195.22x = 9,927.11 × 4,050.80
  4. Step 4: Simplify right side
    7,195.22x = 40,212,737.19
  5. Step 5: Solve for x
    x = 40,212,737.19/7,195.22
  6. Step 6: Final answer
    x = 5,588.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.