Home / 7,558.80-11,333.72-2,292.20

Finding the Fourth Proportional to 7,558.80, 11,333.72 and 2,292.20

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Solution

The fourth proportional to 7,558.80, 11,333.72 and 2,292.20 is: 3,436.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,558.80 : 11,333.72 = 2,292.20 : x
  2. Step 2: Convert to fraction form
    7,558.80/11,333.72 = 2,292.20/x
  3. Step 3: Cross multiply
    7,558.80x = 11,333.72 × 2,292.20
  4. Step 4: Simplify right side
    7,558.80x = 25,979,152.98
  5. Step 5: Solve for x
    x = 25,979,152.98/7,558.80
  6. Step 6: Final answer
    x = 3,436.94

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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.