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Finding the Fourth Proportional to 5,083.53, 7,625.29 and 3,339.55

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Solution

The fourth proportional to 5,083.53, 7,625.29 and 3,339.55 is: 5,009.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,083.53 : 7,625.29 = 3,339.55 : x
  2. Step 2: Convert to fraction form
    5,083.53/7,625.29 = 3,339.55/x
  3. Step 3: Cross multiply
    5,083.53x = 7,625.29 × 3,339.55
  4. Step 4: Simplify right side
    5,083.53x = 25,465,037.22
  5. Step 5: Solve for x
    x = 25,465,037.22/5,083.53
  6. Step 6: Final answer
    x = 5,009.32

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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.