Home / 4,635.22-6,391.66-3,689.14

Finding the Fourth Proportional to 4,635.22, 6,391.66 and 3,689.14

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Solution

The fourth proportional to 4,635.22, 6,391.66 and 3,689.14 is: 5,087.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,635.22 : 6,391.66 = 3,689.14 : x
  2. Step 2: Convert to fraction form
    4,635.22/6,391.66 = 3,689.14/x
  3. Step 3: Cross multiply
    4,635.22x = 6,391.66 × 3,689.14
  4. Step 4: Simplify right side
    4,635.22x = 23,579,728.57
  5. Step 5: Solve for x
    x = 23,579,728.57/4,635.22
  6. Step 6: Final answer
    x = 5,087.08

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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.