Home / 7,657.26-11,488.86-6,190.14

Finding the Fourth Proportional to 7,657.26, 11,488.86 and 6,190.14

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Solution

The fourth proportional to 7,657.26, 11,488.86 and 6,190.14 is: 9,287.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,657.26 : 11,488.86 = 6,190.14 : x
  2. Step 2: Convert to fraction form
    7,657.26/11,488.86 = 6,190.14/x
  3. Step 3: Cross multiply
    7,657.26x = 11,488.86 × 6,190.14
  4. Step 4: Simplify right side
    7,657.26x = 71,117,651.84
  5. Step 5: Solve for x
    x = 71,117,651.84/7,657.26
  6. Step 6: Final answer
    x = 9,287.61

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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.