Home / 7,695.30-11,543.31-3,995.19

Finding the Fourth Proportional to 7,695.30, 11,543.31 and 3,995.19

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Solution

The fourth proportional to 7,695.30, 11,543.31 and 3,995.19 is: 5,992.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,695.30 : 11,543.31 = 3,995.19 : x
  2. Step 2: Convert to fraction form
    7,695.30/11,543.31 = 3,995.19/x
  3. Step 3: Cross multiply
    7,695.30x = 11,543.31 × 3,995.19
  4. Step 4: Simplify right side
    7,695.30x = 46,117,716.68
  5. Step 5: Solve for x
    x = 46,117,716.68/7,695.30
  6. Step 6: Final answer
    x = 5,992.97

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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.