Home / 11,053.08-16,578.54-3,156.12

Finding the Fourth Proportional to 11,053.08, 16,578.54 and 3,156.12

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Solution

The fourth proportional to 11,053.08, 16,578.54 and 3,156.12 is: 4,733.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,053.08 : 16,578.54 = 3,156.12 : x
  2. Step 2: Convert to fraction form
    11,053.08/16,578.54 = 3,156.12/x
  3. Step 3: Cross multiply
    11,053.08x = 16,578.54 × 3,156.12
  4. Step 4: Simplify right side
    11,053.08x = 52,323,861.66
  5. Step 5: Solve for x
    x = 52,323,861.66/11,053.08
  6. Step 6: Final answer
    x = 4,733.87

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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.