Home / 2,265.04-3,393.90-1,291.84

Finding the Fourth Proportional to 2,265.04, 3,393.90 and 1,291.84

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Solution

The fourth proportional to 2,265.04, 3,393.90 and 1,291.84 is: 1,935.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265.04 : 3,393.90 = 1,291.84 : x
  2. Step 2: Convert to fraction form
    2,265.04/3,393.90 = 1,291.84/x
  3. Step 3: Cross multiply
    2,265.04x = 3,393.90 × 1,291.84
  4. Step 4: Simplify right side
    2,265.04x = 4,384,375.78
  5. Step 5: Solve for x
    x = 4,384,375.78/2,265.04
  6. Step 6: Final answer
    x = 1,935.67

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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.