Home / 8,217.06-11,339.38-4,814.91

Finding the Fourth Proportional to 8,217.06, 11,339.38 and 4,814.91

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Solution

The fourth proportional to 8,217.06, 11,339.38 and 4,814.91 is: 6,644.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,217.06 : 11,339.38 = 4,814.91 : x
  2. Step 2: Convert to fraction form
    8,217.06/11,339.38 = 4,814.91/x
  3. Step 3: Cross multiply
    8,217.06x = 11,339.38 × 4,814.91
  4. Step 4: Simplify right side
    8,217.06x = 54,598,094.16
  5. Step 5: Solve for x
    x = 54,598,094.16/8,217.06
  6. Step 6: Final answer
    x = 6,644.48

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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.