Home / 11,032.36-15,226.82-6,319.76

Finding the Fourth Proportional to 11,032.36, 15,226.82 and 6,319.76

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Solution

The fourth proportional to 11,032.36, 15,226.82 and 6,319.76 is: 8,722.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,032.36 : 15,226.82 = 6,319.76 : x
  2. Step 2: Convert to fraction form
    11,032.36/15,226.82 = 6,319.76/x
  3. Step 3: Cross multiply
    11,032.36x = 15,226.82 × 6,319.76
  4. Step 4: Simplify right side
    11,032.36x = 96,229,847.96
  5. Step 5: Solve for x
    x = 96,229,847.96/11,032.36
  6. Step 6: Final answer
    x = 8,722.51

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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.