Home / 2,265.90-3,399.39-948.92

Finding the Fourth Proportional to 2,265.90, 3,399.39 and 948.92

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Solution

The fourth proportional to 2,265.90, 3,399.39 and 948.92 is: 1,423.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265.90 : 3,399.39 = 948.92 : x
  2. Step 2: Convert to fraction form
    2,265.90/3,399.39 = 948.92/x
  3. Step 3: Cross multiply
    2,265.90x = 3,399.39 × 948.92
  4. Step 4: Simplify right side
    2,265.90x = 3,225,763.51
  5. Step 5: Solve for x
    x = 3,225,763.51/2,265.90
  6. Step 6: Final answer
    x = 1,423.61

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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.