Home / 4,083.61-5,635.18-2,315.25

Finding the Fourth Proportional to 4,083.61, 5,635.18 and 2,315.25

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Solution

The fourth proportional to 4,083.61, 5,635.18 and 2,315.25 is: 3,194.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,083.61 : 5,635.18 = 2,315.25 : x
  2. Step 2: Convert to fraction form
    4,083.61/5,635.18 = 2,315.25/x
  3. Step 3: Cross multiply
    4,083.61x = 5,635.18 × 2,315.25
  4. Step 4: Simplify right side
    4,083.61x = 13,046,850.50
  5. Step 5: Solve for x
    x = 13,046,850.50/4,083.61
  6. Step 6: Final answer
    x = 3,194.93

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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.