Home / 2,600.49-3,896.38-1,777.13

Finding the Fourth Proportional to 2,600.49, 3,896.38 and 1,777.13

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Solution

The fourth proportional to 2,600.49, 3,896.38 and 1,777.13 is: 2,662.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600.49 : 3,896.38 = 1,777.13 : x
  2. Step 2: Convert to fraction form
    2,600.49/3,896.38 = 1,777.13/x
  3. Step 3: Cross multiply
    2,600.49x = 3,896.38 × 1,777.13
  4. Step 4: Simplify right side
    2,600.49x = 6,924,373.79
  5. Step 5: Solve for x
    x = 6,924,373.79/2,600.49
  6. Step 6: Final answer
    x = 2,662.72

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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.