Home / 10,781.36-16,175.97-4,542.93

Finding the Fourth Proportional to 10,781.36, 16,175.97 and 4,542.93

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Solution

The fourth proportional to 10,781.36, 16,175.97 and 4,542.93 is: 6,816.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,781.36 : 16,175.97 = 4,542.93 : x
  2. Step 2: Convert to fraction form
    10,781.36/16,175.97 = 4,542.93/x
  3. Step 3: Cross multiply
    10,781.36x = 16,175.97 × 4,542.93
  4. Step 4: Simplify right side
    10,781.36x = 73,486,299.39
  5. Step 5: Solve for x
    x = 73,486,299.39/10,781.36
  6. Step 6: Final answer
    x = 6,816.05

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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.