Home / 10,529.75-15,792.81-3,508.96

Finding the Fourth Proportional to 10,529.75, 15,792.81 and 3,508.96

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Solution

The fourth proportional to 10,529.75, 15,792.81 and 3,508.96 is: 5,262.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529.75 : 15,792.81 = 3,508.96 : x
  2. Step 2: Convert to fraction form
    10,529.75/15,792.81 = 3,508.96/x
  3. Step 3: Cross multiply
    10,529.75x = 15,792.81 × 3,508.96
  4. Step 4: Simplify right side
    10,529.75x = 55,416,338.58
  5. Step 5: Solve for x
    x = 55,416,338.58/10,529.75
  6. Step 6: Final answer
    x = 5,262.84

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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.