Home / 2,548.67-3,518.64-1,806.71

Finding the Fourth Proportional to 2,548.67, 3,518.64 and 1,806.71

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Solution

The fourth proportional to 2,548.67, 3,518.64 and 1,806.71 is: 2,494.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,548.67 : 3,518.64 = 1,806.71 : x
  2. Step 2: Convert to fraction form
    2,548.67/3,518.64 = 1,806.71/x
  3. Step 3: Cross multiply
    2,548.67x = 3,518.64 × 1,806.71
  4. Step 4: Simplify right side
    2,548.67x = 6,357,144.48
  5. Step 5: Solve for x
    x = 6,357,144.48/2,548.67
  6. Step 6: Final answer
    x = 2,494.30

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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.