Home / 3,649.83-5,031.50-2,600.07

Finding the Fourth Proportional to 3,649.83, 5,031.50 and 2,600.07

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Solution

The fourth proportional to 3,649.83, 5,031.50 and 2,600.07 is: 3,584.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649.83 : 5,031.50 = 2,600.07 : x
  2. Step 2: Convert to fraction form
    3,649.83/5,031.50 = 2,600.07/x
  3. Step 3: Cross multiply
    3,649.83x = 5,031.50 × 2,600.07
  4. Step 4: Simplify right side
    3,649.83x = 13,082,239.20
  5. Step 5: Solve for x
    x = 13,082,239.20/3,649.83
  6. Step 6: Final answer
    x = 3,584.34

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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.