Home / 7,127.02-10,691.97-2,196.46

Finding the Fourth Proportional to 7,127.02, 10,691.97 and 2,196.46

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Solution

The fourth proportional to 7,127.02, 10,691.97 and 2,196.46 is: 3,295.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127.02 : 10,691.97 = 2,196.46 : x
  2. Step 2: Convert to fraction form
    7,127.02/10,691.97 = 2,196.46/x
  3. Step 3: Cross multiply
    7,127.02x = 10,691.97 × 2,196.46
  4. Step 4: Simplify right side
    7,127.02x = 23,484,484.43
  5. Step 5: Solve for x
    x = 23,484,484.43/7,127.02
  6. Step 6: Final answer
    x = 3,295.13

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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.