Home / 11,113.95-16,677.55-3,997.59

Finding the Fourth Proportional to 11,113.95, 16,677.55 and 3,997.59

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Solution

The fourth proportional to 11,113.95, 16,677.55 and 3,997.59 is: 5,998.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,113.95 : 16,677.55 = 3,997.59 : x
  2. Step 2: Convert to fraction form
    11,113.95/16,677.55 = 3,997.59/x
  3. Step 3: Cross multiply
    11,113.95x = 16,677.55 × 3,997.59
  4. Step 4: Simplify right side
    11,113.95x = 66,670,007.10
  5. Step 5: Solve for x
    x = 66,670,007.10/11,113.95
  6. Step 6: Final answer
    x = 5,998.77

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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.