Home / 7,695.86-11,543.78-3,996.18

Finding the Fourth Proportional to 7,695.86, 11,543.78 and 3,996.18

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Solution

The fourth proportional to 7,695.86, 11,543.78 and 3,996.18 is: 5,994.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,695.86 : 11,543.78 = 3,996.18 : x
  2. Step 2: Convert to fraction form
    7,695.86/11,543.78 = 3,996.18/x
  3. Step 3: Cross multiply
    7,695.86x = 11,543.78 × 3,996.18
  4. Step 4: Simplify right side
    7,695.86x = 46,131,022.76
  5. Step 5: Solve for x
    x = 46,131,022.76/7,695.86
  6. Step 6: Final answer
    x = 5,994.26

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Double scale
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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.