Home / 7,447.54-11,169.46-2,517.07

Finding the Fourth Proportional to 7,447.54, 11,169.46 and 2,517.07

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Solution

The fourth proportional to 7,447.54, 11,169.46 and 2,517.07 is: 3,774.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,447.54 : 11,169.46 = 2,517.07 : x
  2. Step 2: Convert to fraction form
    7,447.54/11,169.46 = 2,517.07/x
  3. Step 3: Cross multiply
    7,447.54x = 11,169.46 × 2,517.07
  4. Step 4: Simplify right side
    7,447.54x = 28,114,312.68
  5. Step 5: Solve for x
    x = 28,114,312.68/7,447.54
  6. Step 6: Final answer
    x = 3,774.98

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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.