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Finding the Fourth Proportional to 9,893.10, 14,843.55 and 7,273.77

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Solution

The fourth proportional to 9,893.10, 14,843.55 and 7,273.77 is: 10,913.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,893.10 : 14,843.55 = 7,273.77 : x
  2. Step 2: Convert to fraction form
    9,893.10/14,843.55 = 7,273.77/x
  3. Step 3: Cross multiply
    9,893.10x = 14,843.55 × 7,273.77
  4. Step 4: Simplify right side
    9,893.10x = 107,968,568.68
  5. Step 5: Solve for x
    x = 107,968,568.68/9,893.10
  6. Step 6: Final answer
    x = 10,913.52

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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.