Home / 9,175.70-13,763.55-2,601.80

Finding the Fourth Proportional to 9,175.70, 13,763.55 and 2,601.80

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Solution

The fourth proportional to 9,175.70, 13,763.55 and 2,601.80 is: 3,902.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,175.70 : 13,763.55 = 2,601.80 : x
  2. Step 2: Convert to fraction form
    9,175.70/13,763.55 = 2,601.80/x
  3. Step 3: Cross multiply
    9,175.70x = 13,763.55 × 2,601.80
  4. Step 4: Simplify right side
    9,175.70x = 35,810,004.39
  5. Step 5: Solve for x
    x = 35,810,004.39/9,175.70
  6. Step 6: Final answer
    x = 3,902.70

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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.