Home / 8,032.11-12,048.75-2,188.77

Finding the Fourth Proportional to 8,032.11, 12,048.75 and 2,188.77

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Solution

The fourth proportional to 8,032.11, 12,048.75 and 2,188.77 is: 3,283.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,032.11 : 12,048.75 = 2,188.77 : x
  2. Step 2: Convert to fraction form
    8,032.11/12,048.75 = 2,188.77/x
  3. Step 3: Cross multiply
    8,032.11x = 12,048.75 × 2,188.77
  4. Step 4: Simplify right side
    8,032.11x = 26,371,942.54
  5. Step 5: Solve for x
    x = 26,371,942.54/8,032.11
  6. Step 6: Final answer
    x = 3,283.31

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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.