Home / 2,529.11-3,795.38-885.67

Finding the Fourth Proportional to 2,529.11, 3,795.38 and 885.67

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Solution

The fourth proportional to 2,529.11, 3,795.38 and 885.67 is: 1,329.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529.11 : 3,795.38 = 885.67 : x
  2. Step 2: Convert to fraction form
    2,529.11/3,795.38 = 885.67/x
  3. Step 3: Cross multiply
    2,529.11x = 3,795.38 × 885.67
  4. Step 4: Simplify right side
    2,529.11x = 3,361,454.20
  5. Step 5: Solve for x
    x = 3,361,454.20/2,529.11
  6. Step 6: Final answer
    x = 1,329.11

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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.