Home / 11,545.68-17,325-4,620.72

Finding the Fourth Proportional to 11,545.68, 17,325 and 4,620.72

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Solution

The fourth proportional to 11,545.68, 17,325 and 4,620.72 is: 6,933.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,545.68 : 17,325 = 4,620.72 : x
  2. Step 2: Convert to fraction form
    11,545.68/17,325 = 4,620.72/x
  3. Step 3: Cross multiply
    11,545.68x = 17,325 × 4,620.72
  4. Step 4: Simplify right side
    11,545.68x = 80,053,974
  5. Step 5: Solve for x
    x = 80,053,974/11,545.68
  6. Step 6: Final answer
    x = 6,933.67

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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.