Home / 8,032.15-12,048.10-2,188.75

Finding the Fourth Proportional to 8,032.15, 12,048.10 and 2,188.75

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Solution

The fourth proportional to 8,032.15, 12,048.10 and 2,188.75 is: 3,283.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,032.15 : 12,048.10 = 2,188.75 : x
  2. Step 2: Convert to fraction form
    8,032.15/12,048.10 = 2,188.75/x
  3. Step 3: Cross multiply
    8,032.15x = 12,048.10 × 2,188.75
  4. Step 4: Simplify right side
    8,032.15x = 26,370,278.88
  5. Step 5: Solve for x
    x = 26,370,278.88/8,032.15
  6. Step 6: Final answer
    x = 3,283.09

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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.