Home / 9,213.19-12,714.19-5,021.44

Finding the Fourth Proportional to 9,213.19, 12,714.19 and 5,021.44

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Solution

The fourth proportional to 9,213.19, 12,714.19 and 5,021.44 is: 6,929.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,213.19 : 12,714.19 = 5,021.44 : x
  2. Step 2: Convert to fraction form
    9,213.19/12,714.19 = 5,021.44/x
  3. Step 3: Cross multiply
    9,213.19x = 12,714.19 × 5,021.44
  4. Step 4: Simplify right side
    9,213.19x = 63,843,497.89
  5. Step 5: Solve for x
    x = 63,843,497.89/9,213.19
  6. Step 6: Final answer
    x = 6,929.58

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Double scale
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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.