Home / 2,530.11-3,792.57-969.69

Finding the Fourth Proportional to 2,530.11, 3,792.57 and 969.69

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Solution

The fourth proportional to 2,530.11, 3,792.57 and 969.69 is: 1,453.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,530.11 : 3,792.57 = 969.69 : x
  2. Step 2: Convert to fraction form
    2,530.11/3,792.57 = 969.69/x
  3. Step 3: Cross multiply
    2,530.11x = 3,792.57 × 969.69
  4. Step 4: Simplify right side
    2,530.11x = 3,677,617.20
  5. Step 5: Solve for x
    x = 3,677,617.20/2,530.11
  6. Step 6: Final answer
    x = 1,453.54

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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.