Home / 11,216.23-15,477.77-6,179.46

Finding the Fourth Proportional to 11,216.23, 15,477.77 and 6,179.46

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Solution

The fourth proportional to 11,216.23, 15,477.77 and 6,179.46 is: 8,527.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,216.23 : 15,477.77 = 6,179.46 : x
  2. Step 2: Convert to fraction form
    11,216.23/15,477.77 = 6,179.46/x
  3. Step 3: Cross multiply
    11,216.23x = 15,477.77 × 6,179.46
  4. Step 4: Simplify right side
    11,216.23x = 95,644,260.60
  5. Step 5: Solve for x
    x = 95,644,260.60/11,216.23
  6. Step 6: Final answer
    x = 8,527.31

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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.