Home / 7,929.03-11,893.55-2,734.50

Finding the Fourth Proportional to 7,929.03, 11,893.55 and 2,734.50

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Solution

The fourth proportional to 7,929.03, 11,893.55 and 2,734.50 is: 4,101.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,929.03 : 11,893.55 = 2,734.50 : x
  2. Step 2: Convert to fraction form
    7,929.03/11,893.55 = 2,734.50/x
  3. Step 3: Cross multiply
    7,929.03x = 11,893.55 × 2,734.50
  4. Step 4: Simplify right side
    7,929.03x = 32,522,912.48
  5. Step 5: Solve for x
    x = 32,522,912.48/7,929.03
  6. Step 6: Final answer
    x = 4,101.75

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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.