Home / 7,467.96-11,187.36-5,489.94

Finding the Fourth Proportional to 7,467.96, 11,187.36 and 5,489.94

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Solution

The fourth proportional to 7,467.96, 11,187.36 and 5,489.94 is: 8,224.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,467.96 : 11,187.36 = 5,489.94 : x
  2. Step 2: Convert to fraction form
    7,467.96/11,187.36 = 5,489.94/x
  3. Step 3: Cross multiply
    7,467.96x = 11,187.36 × 5,489.94
  4. Step 4: Simplify right side
    7,467.96x = 61,417,935.16
  5. Step 5: Solve for x
    x = 61,417,935.16/7,467.96
  6. Step 6: Final answer
    x = 8,224.19

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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.