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Finding the Fourth Proportional to 2,016.05, 3,023.72 and 554.85

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Solution

The fourth proportional to 2,016.05, 3,023.72 and 554.85 is: 832.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016.05 : 3,023.72 = 554.85 : x
  2. Step 2: Convert to fraction form
    2,016.05/3,023.72 = 554.85/x
  3. Step 3: Cross multiply
    2,016.05x = 3,023.72 × 554.85
  4. Step 4: Simplify right side
    2,016.05x = 1,677,711.04
  5. Step 5: Solve for x
    x = 1,677,711.04/2,016.05
  6. Step 6: Final answer
    x = 832.18

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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.