Home / 11,026.80-15,216.66-5,990.76

Finding the Fourth Proportional to 11,026.80, 15,216.66 and 5,990.76

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Solution

The fourth proportional to 11,026.80, 15,216.66 and 5,990.76 is: 8,267.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,026.80 : 15,216.66 = 5,990.76 : x
  2. Step 2: Convert to fraction form
    11,026.80/15,216.66 = 5,990.76/x
  3. Step 3: Cross multiply
    11,026.80x = 15,216.66 × 5,990.76
  4. Step 4: Simplify right side
    11,026.80x = 91,159,358.06
  5. Step 5: Solve for x
    x = 91,159,358.06/11,026.80
  6. Step 6: Final answer
    x = 8,267.07

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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.