Home / 4,686.08-7,031.37-2,738.44

Finding the Fourth Proportional to 4,686.08, 7,031.37 and 2,738.44

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Solution

The fourth proportional to 4,686.08, 7,031.37 and 2,738.44 is: 4,108.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,686.08 : 7,031.37 = 2,738.44 : x
  2. Step 2: Convert to fraction form
    4,686.08/7,031.37 = 2,738.44/x
  3. Step 3: Cross multiply
    4,686.08x = 7,031.37 × 2,738.44
  4. Step 4: Simplify right side
    4,686.08x = 19,254,949.71
  5. Step 5: Solve for x
    x = 19,254,949.71/4,686.08
  6. Step 6: Final answer
    x = 4,108.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.