Home / 7,693.32-11,543.58-3,993.54

Finding the Fourth Proportional to 7,693.32, 11,543.58 and 3,993.54

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Solution

The fourth proportional to 7,693.32, 11,543.58 and 3,993.54 is: 5,992.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,693.32 : 11,543.58 = 3,993.54 : x
  2. Step 2: Convert to fraction form
    7,693.32/11,543.58 = 3,993.54/x
  3. Step 3: Cross multiply
    7,693.32x = 11,543.58 × 3,993.54
  4. Step 4: Simplify right side
    7,693.32x = 46,099,748.47
  5. Step 5: Solve for x
    x = 46,099,748.47/7,693.32
  6. Step 6: Final answer
    x = 5,992.18

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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.