Home / 7,997.47-11,996.20-2,803.35

Finding the Fourth Proportional to 7,997.47, 11,996.20 and 2,803.35

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Solution

The fourth proportional to 7,997.47, 11,996.20 and 2,803.35 is: 4,205.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,997.47 : 11,996.20 = 2,803.35 : x
  2. Step 2: Convert to fraction form
    7,997.47/11,996.20 = 2,803.35/x
  3. Step 3: Cross multiply
    7,997.47x = 11,996.20 × 2,803.35
  4. Step 4: Simplify right side
    7,997.47x = 33,629,547.27
  5. Step 5: Solve for x
    x = 33,629,547.27/7,997.47
  6. Step 6: Final answer
    x = 4,205.02

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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.