Home / 5,949.20-8,921.40-2,051.60

Finding the Fourth Proportional to 5,949.20, 8,921.40 and 2,051.60

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Solution

The fourth proportional to 5,949.20, 8,921.40 and 2,051.60 is: 3,076.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,949.20 : 8,921.40 = 2,051.60 : x
  2. Step 2: Convert to fraction form
    5,949.20/8,921.40 = 2,051.60/x
  3. Step 3: Cross multiply
    5,949.20x = 8,921.40 × 2,051.60
  4. Step 4: Simplify right side
    5,949.20x = 18,303,144.24
  5. Step 5: Solve for x
    x = 18,303,144.24/5,949.20
  6. Step 6: Final answer
    x = 3,076.57

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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.