Home / 11,193.83-16,790.75-4,612.78

Finding the Fourth Proportional to 11,193.83, 16,790.75 and 4,612.78

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Solution

The fourth proportional to 11,193.83, 16,790.75 and 4,612.78 is: 6,919.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,193.83 : 16,790.75 = 4,612.78 : x
  2. Step 2: Convert to fraction form
    11,193.83/16,790.75 = 4,612.78/x
  3. Step 3: Cross multiply
    11,193.83x = 16,790.75 × 4,612.78
  4. Step 4: Simplify right side
    11,193.83x = 77,452,035.79
  5. Step 5: Solve for x
    x = 77,452,035.79/11,193.83
  6. Step 6: Final answer
    x = 6,919.17

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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.