Home / 9,487.14-13,091.52-5,508.54

Finding the Fourth Proportional to 9,487.14, 13,091.52 and 5,508.54

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Solution

The fourth proportional to 9,487.14, 13,091.52 and 5,508.54 is: 7,601.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,487.14 : 13,091.52 = 5,508.54 : x
  2. Step 2: Convert to fraction form
    9,487.14/13,091.52 = 5,508.54/x
  3. Step 3: Cross multiply
    9,487.14x = 13,091.52 × 5,508.54
  4. Step 4: Simplify right side
    9,487.14x = 72,115,161.58
  5. Step 5: Solve for x
    x = 72,115,161.58/9,487.14
  6. Step 6: Final answer
    x = 7,601.36

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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.