Home / 11,197.05-16,781.76-6,270.18

Finding the Fourth Proportional to 11,197.05, 16,781.76 and 6,270.18

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Solution

The fourth proportional to 11,197.05, 16,781.76 and 6,270.18 is: 9,397.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,197.05 : 16,781.76 = 6,270.18 : x
  2. Step 2: Convert to fraction form
    11,197.05/16,781.76 = 6,270.18/x
  3. Step 3: Cross multiply
    11,197.05x = 16,781.76 × 6,270.18
  4. Step 4: Simplify right side
    11,197.05x = 105,224,655.92
  5. Step 5: Solve for x
    x = 105,224,655.92/11,197.05
  6. Step 6: Final answer
    x = 9,397.53

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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.