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Finding the Fourth Proportional to 3,385.26, 5,077.26 and 1,535.93

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Solution

The fourth proportional to 3,385.26, 5,077.26 and 1,535.93 is: 2,303.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385.26 : 5,077.26 = 1,535.93 : x
  2. Step 2: Convert to fraction form
    3,385.26/5,077.26 = 1,535.93/x
  3. Step 3: Cross multiply
    3,385.26x = 5,077.26 × 1,535.93
  4. Step 4: Simplify right side
    3,385.26x = 7,798,290.57
  5. Step 5: Solve for x
    x = 7,798,290.57/3,385.26
  6. Step 6: Final answer
    x = 2,303.61

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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.