Home / 2,548.80-3,516.48-1,617.84

Finding the Fourth Proportional to 2,548.80, 3,516.48 and 1,617.84

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Solution

The fourth proportional to 2,548.80, 3,516.48 and 1,617.84 is: 2,232.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,548.80 : 3,516.48 = 1,617.84 : x
  2. Step 2: Convert to fraction form
    2,548.80/3,516.48 = 1,617.84/x
  3. Step 3: Cross multiply
    2,548.80x = 3,516.48 × 1,617.84
  4. Step 4: Simplify right side
    2,548.80x = 5,689,102.00
  5. Step 5: Solve for x
    x = 5,689,102.00/2,548.80
  6. Step 6: Final answer
    x = 2,232.07

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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.