Home / 9,213.17-12,714.27-5,021.42

Finding the Fourth Proportional to 9,213.17, 12,714.27 and 5,021.42

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Solution

The fourth proportional to 9,213.17, 12,714.27 and 5,021.42 is: 6,929.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,213.17 : 12,714.27 = 5,021.42 : x
  2. Step 2: Convert to fraction form
    9,213.17/12,714.27 = 5,021.42/x
  3. Step 3: Cross multiply
    9,213.17x = 12,714.27 × 5,021.42
  4. Step 4: Simplify right side
    9,213.17x = 63,843,689.66
  5. Step 5: Solve for x
    x = 63,843,689.66/9,213.17
  6. Step 6: Final answer
    x = 6,929.61

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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.