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Finding the Fourth Proportional to 7,383.51, 11,063.51 and 5,166.54

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Solution

The fourth proportional to 7,383.51, 11,063.51 and 5,166.54 is: 7,741.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383.51 : 11,063.51 = 5,166.54 : x
  2. Step 2: Convert to fraction form
    7,383.51/11,063.51 = 5,166.54/x
  3. Step 3: Cross multiply
    7,383.51x = 11,063.51 × 5,166.54
  4. Step 4: Simplify right side
    7,383.51x = 57,160,079.87
  5. Step 5: Solve for x
    x = 57,160,079.87/7,383.51
  6. Step 6: Final answer
    x = 7,741.59

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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.