Home / 8,031.72-11,083.56-4,495.32

Finding the Fourth Proportional to 8,031.72, 11,083.56 and 4,495.32

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Solution

The fourth proportional to 8,031.72, 11,083.56 and 4,495.32 is: 6,203.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,031.72 : 11,083.56 = 4,495.32 : x
  2. Step 2: Convert to fraction form
    8,031.72/11,083.56 = 4,495.32/x
  3. Step 3: Cross multiply
    8,031.72x = 11,083.56 × 4,495.32
  4. Step 4: Simplify right side
    8,031.72x = 49,824,148.94
  5. Step 5: Solve for x
    x = 49,824,148.94/8,031.72
  6. Step 6: Final answer
    x = 6,203.42

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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.