Home / 5,568.56-8,350.78-1,671.64

Finding the Fourth Proportional to 5,568.56, 8,350.78 and 1,671.64

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Solution

The fourth proportional to 5,568.56, 8,350.78 and 1,671.64 is: 2,506.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,568.56 : 8,350.78 = 1,671.64 : x
  2. Step 2: Convert to fraction form
    5,568.56/8,350.78 = 1,671.64/x
  3. Step 3: Cross multiply
    5,568.56x = 8,350.78 × 1,671.64
  4. Step 4: Simplify right side
    5,568.56x = 13,959,497.88
  5. Step 5: Solve for x
    x = 13,959,497.88/5,568.56
  6. Step 6: Final answer
    x = 2,506.84

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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.