Home / 5,585.64-8,380.44-2,300.64

Finding the Fourth Proportional to 5,585.64, 8,380.44 and 2,300.64

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Solution

The fourth proportional to 5,585.64, 8,380.44 and 2,300.64 is: 3,451.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585.64 : 8,380.44 = 2,300.64 : x
  2. Step 2: Convert to fraction form
    5,585.64/8,380.44 = 2,300.64/x
  3. Step 3: Cross multiply
    5,585.64x = 8,380.44 × 2,300.64
  4. Step 4: Simplify right side
    5,585.64x = 19,280,375.48
  5. Step 5: Solve for x
    x = 19,280,375.48/5,585.64
  6. Step 6: Final answer
    x = 3,451.78

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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.