Home / 5,451.48-8,177.24-1,941.62

Finding the Fourth Proportional to 5,451.48, 8,177.24 and 1,941.62

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Solution

The fourth proportional to 5,451.48, 8,177.24 and 1,941.62 is: 2,912.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451.48 : 8,177.24 = 1,941.62 : x
  2. Step 2: Convert to fraction form
    5,451.48/8,177.24 = 1,941.62/x
  3. Step 3: Cross multiply
    5,451.48x = 8,177.24 × 1,941.62
  4. Step 4: Simplify right side
    5,451.48x = 15,877,077.14
  5. Step 5: Solve for x
    x = 15,877,077.14/5,451.48
  6. Step 6: Final answer
    x = 2,912.44

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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.