Home / 5,454.96-8,179.02-2,529.51

Finding the Fourth Proportional to 5,454.96, 8,179.02 and 2,529.51

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Solution

The fourth proportional to 5,454.96, 8,179.02 and 2,529.51 is: 3,792.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.96 : 8,179.02 = 2,529.51 : x
  2. Step 2: Convert to fraction form
    5,454.96/8,179.02 = 2,529.51/x
  3. Step 3: Cross multiply
    5,454.96x = 8,179.02 × 2,529.51
  4. Step 4: Simplify right side
    5,454.96x = 20,688,912.88
  5. Step 5: Solve for x
    x = 20,688,912.88/5,454.96
  6. Step 6: Final answer
    x = 3,792.68

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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.