Home / 4,083.28-5,635.08-2,315.08

Finding the Fourth Proportional to 4,083.28, 5,635.08 and 2,315.08

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Solution

The fourth proportional to 4,083.28, 5,635.08 and 2,315.08 is: 3,194.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,083.28 : 5,635.08 = 2,315.08 : x
  2. Step 2: Convert to fraction form
    4,083.28/5,635.08 = 2,315.08/x
  3. Step 3: Cross multiply
    4,083.28x = 5,635.08 × 2,315.08
  4. Step 4: Simplify right side
    4,083.28x = 13,045,661.01
  5. Step 5: Solve for x
    x = 13,045,661.01/4,083.28
  6. Step 6: Final answer
    x = 3,194.90

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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.