Home / 7,499.93-11,251.10-3,800.66

Finding the Fourth Proportional to 7,499.93, 11,251.10 and 3,800.66

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Solution

The fourth proportional to 7,499.93, 11,251.10 and 3,800.66 is: 5,701.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,499.93 : 11,251.10 = 3,800.66 : x
  2. Step 2: Convert to fraction form
    7,499.93/11,251.10 = 3,800.66/x
  3. Step 3: Cross multiply
    7,499.93x = 11,251.10 × 3,800.66
  4. Step 4: Simplify right side
    7,499.93x = 42,761,586.72
  5. Step 5: Solve for x
    x = 42,761,586.72/7,499.93
  6. Step 6: Final answer
    x = 5,701.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.