Home / 9,166.88-13,746.90-3,618.38

Finding the Fourth Proportional to 9,166.88, 13,746.90 and 3,618.38

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Solution

The fourth proportional to 9,166.88, 13,746.90 and 3,618.38 is: 5,426.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,166.88 : 13,746.90 = 3,618.38 : x
  2. Step 2: Convert to fraction form
    9,166.88/13,746.90 = 3,618.38/x
  3. Step 3: Cross multiply
    9,166.88x = 13,746.90 × 3,618.38
  4. Step 4: Simplify right side
    9,166.88x = 49,741,508.02
  5. Step 5: Solve for x
    x = 49,741,508.02/9,166.88
  6. Step 6: Final answer
    x = 5,426.22

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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.