Home / 9,237.43-13,855.78-3,081.43

Finding the Fourth Proportional to 9,237.43, 13,855.78 and 3,081.43

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Solution

The fourth proportional to 9,237.43, 13,855.78 and 3,081.43 is: 4,622.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,237.43 : 13,855.78 = 3,081.43 : x
  2. Step 2: Convert to fraction form
    9,237.43/13,855.78 = 3,081.43/x
  3. Step 3: Cross multiply
    9,237.43x = 13,855.78 × 3,081.43
  4. Step 4: Simplify right side
    9,237.43x = 42,695,616.17
  5. Step 5: Solve for x
    x = 42,695,616.17/9,237.43
  6. Step 6: Final answer
    x = 4,622.02

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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.