Home / 7,553.35-11,379.23-5,917.20

Finding the Fourth Proportional to 7,553.35, 11,379.23 and 5,917.20

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Solution

The fourth proportional to 7,553.35, 11,379.23 and 5,917.20 is: 8,914.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553.35 : 11,379.23 = 5,917.20 : x
  2. Step 2: Convert to fraction form
    7,553.35/11,379.23 = 5,917.20/x
  3. Step 3: Cross multiply
    7,553.35x = 11,379.23 × 5,917.20
  4. Step 4: Simplify right side
    7,553.35x = 67,333,226.98
  5. Step 5: Solve for x
    x = 67,333,226.98/7,553.35
  6. Step 6: Final answer
    x = 8,914.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.