Home / 5,105.52-7,651.64-2,292.28

Finding the Fourth Proportional to 5,105.52, 7,651.64 and 2,292.28

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Solution

The fourth proportional to 5,105.52, 7,651.64 and 2,292.28 is: 3,435.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105.52 : 7,651.64 = 2,292.28 : x
  2. Step 2: Convert to fraction form
    5,105.52/7,651.64 = 2,292.28/x
  3. Step 3: Cross multiply
    5,105.52x = 7,651.64 × 2,292.28
  4. Step 4: Simplify right side
    5,105.52x = 17,539,701.34
  5. Step 5: Solve for x
    x = 17,539,701.34/5,105.52
  6. Step 6: Final answer
    x = 3,435.44

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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.