Home / 7,817.35-11,726.02-2,626.87

Finding the Fourth Proportional to 7,817.35, 11,726.02 and 2,626.87

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Solution

The fourth proportional to 7,817.35, 11,726.02 and 2,626.87 is: 3,940.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,817.35 : 11,726.02 = 2,626.87 : x
  2. Step 2: Convert to fraction form
    7,817.35/11,726.02 = 2,626.87/x
  3. Step 3: Cross multiply
    7,817.35x = 11,726.02 × 2,626.87
  4. Step 4: Simplify right side
    7,817.35x = 30,802,704.13
  5. Step 5: Solve for x
    x = 30,802,704.13/7,817.35
  6. Step 6: Final answer
    x = 3,940.30

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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.