Home / 10,888.83-15,035.05-8,366.96

Finding the Fourth Proportional to 10,888.83, 15,035.05 and 8,366.96

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Solution

The fourth proportional to 10,888.83, 15,035.05 and 8,366.96 is: 11,552.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,888.83 : 15,035.05 = 8,366.96 : x
  2. Step 2: Convert to fraction form
    10,888.83/15,035.05 = 8,366.96/x
  3. Step 3: Cross multiply
    10,888.83x = 15,035.05 × 8,366.96
  4. Step 4: Simplify right side
    10,888.83x = 125,797,709.99
  5. Step 5: Solve for x
    x = 125,797,709.99/10,888.83
  6. Step 6: Final answer
    x = 11,552.91

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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.