Home / 7,729.44-11,593.20-2,535.20

Finding the Fourth Proportional to 7,729.44, 11,593.20 and 2,535.20

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Solution

The fourth proportional to 7,729.44, 11,593.20 and 2,535.20 is: 3,802.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729.44 : 11,593.20 = 2,535.20 : x
  2. Step 2: Convert to fraction form
    7,729.44/11,593.20 = 2,535.20/x
  3. Step 3: Cross multiply
    7,729.44x = 11,593.20 × 2,535.20
  4. Step 4: Simplify right side
    7,729.44x = 29,391,080.64
  5. Step 5: Solve for x
    x = 29,391,080.64/7,729.44
  6. Step 6: Final answer
    x = 3,802.49

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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.