Home / 7,708.22-11,565.57-4,011.38

Finding the Fourth Proportional to 7,708.22, 11,565.57 and 4,011.38

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Solution

The fourth proportional to 7,708.22, 11,565.57 and 4,011.38 is: 6,018.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,708.22 : 11,565.57 = 4,011.38 : x
  2. Step 2: Convert to fraction form
    7,708.22/11,565.57 = 4,011.38/x
  3. Step 3: Cross multiply
    7,708.22x = 11,565.57 × 4,011.38
  4. Step 4: Simplify right side
    7,708.22x = 46,393,896.19
  5. Step 5: Solve for x
    x = 46,393,896.19/7,708.22
  6. Step 6: Final answer
    x = 6,018.76

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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.