Home / 11,042.74-15,239.38-6,327.93

Finding the Fourth Proportional to 11,042.74, 15,239.38 and 6,327.93

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Solution

The fourth proportional to 11,042.74, 15,239.38 and 6,327.93 is: 8,732.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,042.74 : 15,239.38 = 6,327.93 : x
  2. Step 2: Convert to fraction form
    11,042.74/15,239.38 = 6,327.93/x
  3. Step 3: Cross multiply
    11,042.74x = 15,239.38 × 6,327.93
  4. Step 4: Simplify right side
    11,042.74x = 96,433,714.06
  5. Step 5: Solve for x
    x = 96,433,714.06/11,042.74
  6. Step 6: Final answer
    x = 8,732.77

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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.