Home / 2,600.10-3,587.90-1,465.88

Finding the Fourth Proportional to 2,600.10, 3,587.90 and 1,465.88

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Solution

The fourth proportional to 2,600.10, 3,587.90 and 1,465.88 is: 2,022.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600.10 : 3,587.90 = 1,465.88 : x
  2. Step 2: Convert to fraction form
    2,600.10/3,587.90 = 1,465.88/x
  3. Step 3: Cross multiply
    2,600.10x = 3,587.90 × 1,465.88
  4. Step 4: Simplify right side
    2,600.10x = 5,259,430.85
  5. Step 5: Solve for x
    x = 5,259,430.85/2,600.10
  6. Step 6: Final answer
    x = 2,022.78

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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.