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Finding the Fourth Proportional to 3,230.52, 4,458.11 and 1,814.01

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Solution

The fourth proportional to 3,230.52, 4,458.11 and 1,814.01 is: 2,503.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230.52 : 4,458.11 = 1,814.01 : x
  2. Step 2: Convert to fraction form
    3,230.52/4,458.11 = 1,814.01/x
  3. Step 3: Cross multiply
    3,230.52x = 4,458.11 × 1,814.01
  4. Step 4: Simplify right side
    3,230.52x = 8,087,047.05
  5. Step 5: Solve for x
    x = 8,087,047.05/3,230.52
  6. Step 6: Final answer
    x = 2,503.33

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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.