Home / 9,339.66-13,999.77-3,493.74

Finding the Fourth Proportional to 9,339.66, 13,999.77 and 3,493.74

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Solution

The fourth proportional to 9,339.66, 13,999.77 and 3,493.74 is: 5,236.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,339.66 : 13,999.77 = 3,493.74 : x
  2. Step 2: Convert to fraction form
    9,339.66/13,999.77 = 3,493.74/x
  3. Step 3: Cross multiply
    9,339.66x = 13,999.77 × 3,493.74
  4. Step 4: Simplify right side
    9,339.66x = 48,911,556.44
  5. Step 5: Solve for x
    x = 48,911,556.44/9,339.66
  6. Step 6: Final answer
    x = 5,236.97

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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.