Home / 9,252.20-13,879.21-3,407.44

Finding the Fourth Proportional to 9,252.20, 13,879.21 and 3,407.44

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Solution

The fourth proportional to 9,252.20, 13,879.21 and 3,407.44 is: 5,111.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,252.20 : 13,879.21 = 3,407.44 : x
  2. Step 2: Convert to fraction form
    9,252.20/13,879.21 = 3,407.44/x
  3. Step 3: Cross multiply
    9,252.20x = 13,879.21 × 3,407.44
  4. Step 4: Simplify right side
    9,252.20x = 47,292,575.32
  5. Step 5: Solve for x
    x = 47,292,575.32/9,252.20
  6. Step 6: Final answer
    x = 5,111.50

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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.