Home / 11,228.32-15,494.70-6,192.64

Finding the Fourth Proportional to 11,228.32, 15,494.70 and 6,192.64

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Solution

The fourth proportional to 11,228.32, 15,494.70 and 6,192.64 is: 8,545.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,228.32 : 15,494.70 = 6,192.64 : x
  2. Step 2: Convert to fraction form
    11,228.32/15,494.70 = 6,192.64/x
  3. Step 3: Cross multiply
    11,228.32x = 15,494.70 × 6,192.64
  4. Step 4: Simplify right side
    11,228.32x = 95,953,099.01
  5. Step 5: Solve for x
    x = 95,953,099.01/11,228.32
  6. Step 6: Final answer
    x = 8,545.63

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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.