Home / 5,021.19-6,929.23-3,031.35

Finding the Fourth Proportional to 5,021.19, 6,929.23 and 3,031.35

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Solution

The fourth proportional to 5,021.19, 6,929.23 and 3,031.35 is: 4,183.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.19 : 6,929.23 = 3,031.35 : x
  2. Step 2: Convert to fraction form
    5,021.19/6,929.23 = 3,031.35/x
  3. Step 3: Cross multiply
    5,021.19x = 6,929.23 × 3,031.35
  4. Step 4: Simplify right side
    5,021.19x = 21,004,906.20
  5. Step 5: Solve for x
    x = 21,004,906.20/5,021.19
  6. Step 6: Final answer
    x = 4,183.26

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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.