Home / 8,225.78-11,351.58-4,448.94

Finding the Fourth Proportional to 8,225.78, 11,351.58 and 4,448.94

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Solution

The fourth proportional to 8,225.78, 11,351.58 and 4,448.94 is: 6,139.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,225.78 : 11,351.58 = 4,448.94 : x
  2. Step 2: Convert to fraction form
    8,225.78/11,351.58 = 4,448.94/x
  3. Step 3: Cross multiply
    8,225.78x = 11,351.58 × 4,448.94
  4. Step 4: Simplify right side
    8,225.78x = 50,502,439.07
  5. Step 5: Solve for x
    x = 50,502,439.07/8,225.78
  6. Step 6: Final answer
    x = 6,139.54

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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.