Home / 11,216.03-15,477.91-6,180.71

Finding the Fourth Proportional to 11,216.03, 15,477.91 and 6,180.71

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Solution

The fourth proportional to 11,216.03, 15,477.91 and 6,180.71 is: 8,529.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,216.03 : 15,477.91 = 6,180.71 : x
  2. Step 2: Convert to fraction form
    11,216.03/15,477.91 = 6,180.71/x
  3. Step 3: Cross multiply
    11,216.03x = 15,477.91 × 6,180.71
  4. Step 4: Simplify right side
    11,216.03x = 95,664,380.27
  5. Step 5: Solve for x
    x = 95,664,380.27/11,216.03
  6. Step 6: Final answer
    x = 8,529.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.