Home / 11,228.40-15,494.48-6,192.65

Finding the Fourth Proportional to 11,228.40, 15,494.48 and 6,192.65

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Solution

The fourth proportional to 11,228.40, 15,494.48 and 6,192.65 is: 8,545.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,228.40 : 15,494.48 = 6,192.65 : x
  2. Step 2: Convert to fraction form
    11,228.40/15,494.48 = 6,192.65/x
  3. Step 3: Cross multiply
    11,228.40x = 15,494.48 × 6,192.65
  4. Step 4: Simplify right side
    11,228.40x = 95,951,899.34
  5. Step 5: Solve for x
    x = 95,951,899.34/11,228.40
  6. Step 6: Final answer
    x = 8,545.47

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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.