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Finding the Fourth Proportional to 7,559.91, 11,288.91 and 6,175.98

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Solution

The fourth proportional to 7,559.91, 11,288.91 and 6,175.98 is: 9,222.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,559.91 : 11,288.91 = 6,175.98 : x
  2. Step 2: Convert to fraction form
    7,559.91/11,288.91 = 6,175.98/x
  3. Step 3: Cross multiply
    7,559.91x = 11,288.91 × 6,175.98
  4. Step 4: Simplify right side
    7,559.91x = 69,720,105.54
  5. Step 5: Solve for x
    x = 69,720,105.54/7,559.91
  6. Step 6: Final answer
    x = 9,222.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.