Home / 2,551.24-3,520.04-1,556.46

Finding the Fourth Proportional to 2,551.24, 3,520.04 and 1,556.46

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Solution

The fourth proportional to 2,551.24, 3,520.04 and 1,556.46 is: 2,147.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.24 : 3,520.04 = 1,556.46 : x
  2. Step 2: Convert to fraction form
    2,551.24/3,520.04 = 1,556.46/x
  3. Step 3: Cross multiply
    2,551.24x = 3,520.04 × 1,556.46
  4. Step 4: Simplify right side
    2,551.24x = 5,478,801.46
  5. Step 5: Solve for x
    x = 5,478,801.46/2,551.24
  6. Step 6: Final answer
    x = 2,147.51

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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.