Home / 9,227.75-13,841.53-2,987.63

Finding the Fourth Proportional to 9,227.75, 13,841.53 and 2,987.63

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Solution

The fourth proportional to 9,227.75, 13,841.53 and 2,987.63 is: 4,481.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,227.75 : 13,841.53 = 2,987.63 : x
  2. Step 2: Convert to fraction form
    9,227.75/13,841.53 = 2,987.63/x
  3. Step 3: Cross multiply
    9,227.75x = 13,841.53 × 2,987.63
  4. Step 4: Simplify right side
    9,227.75x = 41,353,293.60
  5. Step 5: Solve for x
    x = 41,353,293.60/9,227.75
  6. Step 6: Final answer
    x = 4,481.40

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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.