Home / 7,487.54-11,230.35-1,941.27

Finding the Fourth Proportional to 7,487.54, 11,230.35 and 1,941.27

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Solution

The fourth proportional to 7,487.54, 11,230.35 and 1,941.27 is: 2,911.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.54 : 11,230.35 = 1,941.27 : x
  2. Step 2: Convert to fraction form
    7,487.54/11,230.35 = 1,941.27/x
  3. Step 3: Cross multiply
    7,487.54x = 11,230.35 × 1,941.27
  4. Step 4: Simplify right side
    7,487.54x = 21,801,092.15
  5. Step 5: Solve for x
    x = 21,801,092.15/7,487.54
  6. Step 6: Final answer
    x = 2,911.65

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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.