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Finding the Fourth Proportional to 5,267.71, 7,268.52 and 3,029.68

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Solution

The fourth proportional to 5,267.71, 7,268.52 and 3,029.68 is: 4,180.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267.71 : 7,268.52 = 3,029.68 : x
  2. Step 2: Convert to fraction form
    5,267.71/7,268.52 = 3,029.68/x
  3. Step 3: Cross multiply
    5,267.71x = 7,268.52 × 3,029.68
  4. Step 4: Simplify right side
    5,267.71x = 22,021,289.67
  5. Step 5: Solve for x
    x = 22,021,289.67/5,267.71
  6. Step 6: Final answer
    x = 4,180.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.