Home / 7,755.92-11,622.33-3,370.98

Finding the Fourth Proportional to 7,755.92, 11,622.33 and 3,370.98

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Solution

The fourth proportional to 7,755.92, 11,622.33 and 3,370.98 is: 5,051.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,755.92 : 11,622.33 = 3,370.98 : x
  2. Step 2: Convert to fraction form
    7,755.92/11,622.33 = 3,370.98/x
  3. Step 3: Cross multiply
    7,755.92x = 11,622.33 × 3,370.98
  4. Step 4: Simplify right side
    7,755.92x = 39,178,641.98
  5. Step 5: Solve for x
    x = 39,178,641.98/7,755.92
  6. Step 6: Final answer
    x = 5,051.45

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1.5x scale

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.