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Finding the Fourth Proportional to 3,076.02, 4,613.09 and 884.16

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Solution

The fourth proportional to 3,076.02, 4,613.09 and 884.16 is: 1,325.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.02 : 4,613.09 = 884.16 : x
  2. Step 2: Convert to fraction form
    3,076.02/4,613.09 = 884.16/x
  3. Step 3: Cross multiply
    3,076.02x = 4,613.09 × 884.16
  4. Step 4: Simplify right side
    3,076.02x = 4,078,705.23
  5. Step 5: Solve for x
    x = 4,078,705.23/3,076.02
  6. Step 6: Final answer
    x = 1,325.97

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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.