Home / 8,147.98-11,236.48-5,465.26

Finding the Fourth Proportional to 8,147.98, 11,236.48 and 5,465.26

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Solution

The fourth proportional to 8,147.98, 11,236.48 and 5,465.26 is: 7,536.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,147.98 : 11,236.48 = 5,465.26 : x
  2. Step 2: Convert to fraction form
    8,147.98/11,236.48 = 5,465.26/x
  3. Step 3: Cross multiply
    8,147.98x = 11,236.48 × 5,465.26
  4. Step 4: Simplify right side
    8,147.98x = 61,410,284.68
  5. Step 5: Solve for x
    x = 61,410,284.68/8,147.98
  6. Step 6: Final answer
    x = 7,536.87

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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.