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Finding the Fourth Proportional to 9,883.93, 13,648.13 and 7,059.97

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Solution

The fourth proportional to 9,883.93, 13,648.13 and 7,059.97 is: 9,748.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,883.93 : 13,648.13 = 7,059.97 : x
  2. Step 2: Convert to fraction form
    9,883.93/13,648.13 = 7,059.97/x
  3. Step 3: Cross multiply
    9,883.93x = 13,648.13 × 7,059.97
  4. Step 4: Simplify right side
    9,883.93x = 96,355,320.12
  5. Step 5: Solve for x
    x = 96,355,320.12/9,883.93
  6. Step 6: Final answer
    x = 9,748.69

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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.