Home / 11,193.23-15,447.66-6,158.45

Finding the Fourth Proportional to 11,193.23, 15,447.66 and 6,158.45

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Solution

The fourth proportional to 11,193.23, 15,447.66 and 6,158.45 is: 8,499.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,193.23 : 15,447.66 = 6,158.45 : x
  2. Step 2: Convert to fraction form
    11,193.23/15,447.66 = 6,158.45/x
  3. Step 3: Cross multiply
    11,193.23x = 15,447.66 × 6,158.45
  4. Step 4: Simplify right side
    11,193.23x = 95,133,641.73
  5. Step 5: Solve for x
    x = 95,133,641.73/11,193.23
  6. Step 6: Final answer
    x = 8,499.21

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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.