Home / 6,540.72-9,026.21-3,556.56

Finding the Fourth Proportional to 6,540.72, 9,026.21 and 3,556.56

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Solution

The fourth proportional to 6,540.72, 9,026.21 and 3,556.56 is: 4,908.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,540.72 : 9,026.21 = 3,556.56 : x
  2. Step 2: Convert to fraction form
    6,540.72/9,026.21 = 3,556.56/x
  3. Step 3: Cross multiply
    6,540.72x = 9,026.21 × 3,556.56
  4. Step 4: Simplify right side
    6,540.72x = 32,102,212.31
  5. Step 5: Solve for x
    x = 32,102,212.31/6,540.72
  6. Step 6: Final answer
    x = 4,908.05

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1.5x scale

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.