Home / 3,083.84-4,625.68-1,135.20

Finding the Fourth Proportional to 3,083.84, 4,625.68 and 1,135.20

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Solution

The fourth proportional to 3,083.84, 4,625.68 and 1,135.20 is: 1,702.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.84 : 4,625.68 = 1,135.20 : x
  2. Step 2: Convert to fraction form
    3,083.84/4,625.68 = 1,135.20/x
  3. Step 3: Cross multiply
    3,083.84x = 4,625.68 × 1,135.20
  4. Step 4: Simplify right side
    3,083.84x = 5,251,071.94
  5. Step 5: Solve for x
    x = 5,251,071.94/3,083.84
  6. Step 6: Final answer
    x = 1,702.77

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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.