Home / 8,222.58-11,349.30-5,076.93

Finding the Fourth Proportional to 8,222.58, 11,349.30 and 5,076.93

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Solution

The fourth proportional to 8,222.58, 11,349.30 and 5,076.93 is: 7,007.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,222.58 : 11,349.30 = 5,076.93 : x
  2. Step 2: Convert to fraction form
    8,222.58/11,349.30 = 5,076.93/x
  3. Step 3: Cross multiply
    8,222.58x = 11,349.30 × 5,076.93
  4. Step 4: Simplify right side
    8,222.58x = 57,619,601.65
  5. Step 5: Solve for x
    x = 57,619,601.65/8,222.58
  6. Step 6: Final answer
    x = 7,007.48

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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.