Home / 12,252.06-18,379.31-3,488.27

Finding the Fourth Proportional to 12,252.06, 18,379.31 and 3,488.27

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Solution

The fourth proportional to 12,252.06, 18,379.31 and 3,488.27 is: 5,232.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,252.06 : 18,379.31 = 3,488.27 : x
  2. Step 2: Convert to fraction form
    12,252.06/18,379.31 = 3,488.27/x
  3. Step 3: Cross multiply
    12,252.06x = 18,379.31 × 3,488.27
  4. Step 4: Simplify right side
    12,252.06x = 64,111,886.36
  5. Step 5: Solve for x
    x = 64,111,886.36/12,252.06
  6. Step 6: Final answer
    x = 5,232.74

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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.