Home / 2,600.42-3,587.44-1,551.88

Finding the Fourth Proportional to 2,600.42, 3,587.44 and 1,551.88

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Solution

The fourth proportional to 2,600.42, 3,587.44 and 1,551.88 is: 2,140.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600.42 : 3,587.44 = 1,551.88 : x
  2. Step 2: Convert to fraction form
    2,600.42/3,587.44 = 1,551.88/x
  3. Step 3: Cross multiply
    2,600.42x = 3,587.44 × 1,551.88
  4. Step 4: Simplify right side
    2,600.42x = 5,567,250.69
  5. Step 5: Solve for x
    x = 5,567,250.69/2,600.42
  6. Step 6: Final answer
    x = 2,140.90

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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.