Home / 11,324.23-16,980.91-4,203.58

Finding the Fourth Proportional to 11,324.23, 16,980.91 and 4,203.58

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Solution

The fourth proportional to 11,324.23, 16,980.91 and 4,203.58 is: 6,303.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,324.23 : 16,980.91 = 4,203.58 : x
  2. Step 2: Convert to fraction form
    11,324.23/16,980.91 = 4,203.58/x
  3. Step 3: Cross multiply
    11,324.23x = 16,980.91 × 4,203.58
  4. Step 4: Simplify right side
    11,324.23x = 71,380,613.66
  5. Step 5: Solve for x
    x = 71,380,613.66/11,324.23
  6. Step 6: Final answer
    x = 6,303.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.