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Finding the Fourth Proportional to 5,808.64, 8,013.74 and 3,568.72

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Solution

The fourth proportional to 5,808.64, 8,013.74 and 3,568.72 is: 4,923.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,808.64 : 8,013.74 = 3,568.72 : x
  2. Step 2: Convert to fraction form
    5,808.64/8,013.74 = 3,568.72/x
  3. Step 3: Cross multiply
    5,808.64x = 8,013.74 × 3,568.72
  4. Step 4: Simplify right side
    5,808.64x = 28,598,794.21
  5. Step 5: Solve for x
    x = 28,598,794.21/5,808.64
  6. Step 6: Final answer
    x = 4,923.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.