Home / 6,351.10-8,764.51-3,556.62

Finding the Fourth Proportional to 6,351.10, 8,764.51 and 3,556.62

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Solution

The fourth proportional to 6,351.10, 8,764.51 and 3,556.62 is: 4,908.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,351.10 : 8,764.51 = 3,556.62 : x
  2. Step 2: Convert to fraction form
    6,351.10/8,764.51 = 3,556.62/x
  3. Step 3: Cross multiply
    6,351.10x = 8,764.51 × 3,556.62
  4. Step 4: Simplify right side
    6,351.10x = 31,172,031.56
  5. Step 5: Solve for x
    x = 31,172,031.56/6,351.10
  6. Step 6: Final answer
    x = 4,908.13

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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.