Home / 10,251.87-15,360.13-8,004.93

Finding the Fourth Proportional to 10,251.87, 15,360.13 and 8,004.93

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Solution

The fourth proportional to 10,251.87, 15,360.13 and 8,004.93 is: 11,993.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,251.87 : 15,360.13 = 8,004.93 : x
  2. Step 2: Convert to fraction form
    10,251.87/15,360.13 = 8,004.93/x
  3. Step 3: Cross multiply
    10,251.87x = 15,360.13 × 8,004.93
  4. Step 4: Simplify right side
    10,251.87x = 122,956,717.85
  5. Step 5: Solve for x
    x = 122,956,717.85/10,251.87
  6. Step 6: Final answer
    x = 11,993.59

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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.