Home / 4,083.88-6,125.64-1,310.50

Finding the Fourth Proportional to 4,083.88, 6,125.64 and 1,310.50

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Solution

The fourth proportional to 4,083.88, 6,125.64 and 1,310.50 is: 1,965.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,083.88 : 6,125.64 = 1,310.50 : x
  2. Step 2: Convert to fraction form
    4,083.88/6,125.64 = 1,310.50/x
  3. Step 3: Cross multiply
    4,083.88x = 6,125.64 × 1,310.50
  4. Step 4: Simplify right side
    4,083.88x = 8,027,651.22
  5. Step 5: Solve for x
    x = 8,027,651.22/4,083.88
  6. Step 6: Final answer
    x = 1,965.69

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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.