Home / 9,508.97-13,121.37-5,259.36

Finding the Fourth Proportional to 9,508.97, 13,121.37 and 5,259.36

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Solution

The fourth proportional to 9,508.97, 13,121.37 and 5,259.36 is: 7,257.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,508.97 : 13,121.37 = 5,259.36 : x
  2. Step 2: Convert to fraction form
    9,508.97/13,121.37 = 5,259.36/x
  3. Step 3: Cross multiply
    9,508.97x = 13,121.37 × 5,259.36
  4. Step 4: Simplify right side
    9,508.97x = 69,009,942.92
  5. Step 5: Solve for x
    x = 69,009,942.92/9,508.97
  6. Step 6: Final answer
    x = 7,257.35

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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.