Home / 3,973.30-5,480.70-2,556.52

Finding the Fourth Proportional to 3,973.30, 5,480.70 and 2,556.52

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Solution

The fourth proportional to 3,973.30, 5,480.70 and 2,556.52 is: 3,526.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973.30 : 5,480.70 = 2,556.52 : x
  2. Step 2: Convert to fraction form
    3,973.30/5,480.70 = 2,556.52/x
  3. Step 3: Cross multiply
    3,973.30x = 5,480.70 × 2,556.52
  4. Step 4: Simplify right side
    3,973.30x = 14,011,519.16
  5. Step 5: Solve for x
    x = 14,011,519.16/3,973.30
  6. Step 6: Final answer
    x = 3,526.42

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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.