Home / 2,755.15-4,132.24-1,273.93

Finding the Fourth Proportional to 2,755.15, 4,132.24 and 1,273.93

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Solution

The fourth proportional to 2,755.15, 4,132.24 and 1,273.93 is: 1,910.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755.15 : 4,132.24 = 1,273.93 : x
  2. Step 2: Convert to fraction form
    2,755.15/4,132.24 = 1,273.93/x
  3. Step 3: Cross multiply
    2,755.15x = 4,132.24 × 1,273.93
  4. Step 4: Simplify right side
    2,755.15x = 5,264,184.50
  5. Step 5: Solve for x
    x = 5,264,184.50/2,755.15
  6. Step 6: Final answer
    x = 1,910.67

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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.