Home / 9,153.84-12,636.60-5,843.76

Finding the Fourth Proportional to 9,153.84, 12,636.60 and 5,843.76

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Solution

The fourth proportional to 9,153.84, 12,636.60 and 5,843.76 is: 8,067.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,153.84 : 12,636.60 = 5,843.76 : x
  2. Step 2: Convert to fraction form
    9,153.84/12,636.60 = 5,843.76/x
  3. Step 3: Cross multiply
    9,153.84x = 12,636.60 × 5,843.76
  4. Step 4: Simplify right side
    9,153.84x = 73,845,257.62
  5. Step 5: Solve for x
    x = 73,845,257.62/9,153.84
  6. Step 6: Final answer
    x = 8,067.13

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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.