Home / 9,995.60-13,794.04-5,519.54

Finding the Fourth Proportional to 9,995.60, 13,794.04 and 5,519.54

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Solution

The fourth proportional to 9,995.60, 13,794.04 and 5,519.54 is: 7,617.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,995.60 : 13,794.04 = 5,519.54 : x
  2. Step 2: Convert to fraction form
    9,995.60/13,794.04 = 5,519.54/x
  3. Step 3: Cross multiply
    9,995.60x = 13,794.04 × 5,519.54
  4. Step 4: Simplify right side
    9,995.60x = 76,136,755.54
  5. Step 5: Solve for x
    x = 76,136,755.54/9,995.60
  6. Step 6: Final answer
    x = 7,617.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.