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Finding the Fourth Proportional to 3,666.39, 5,499.59 and 1,473.59

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Solution

The fourth proportional to 3,666.39, 5,499.59 and 1,473.59 is: 2,210.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666.39 : 5,499.59 = 1,473.59 : x
  2. Step 2: Convert to fraction form
    3,666.39/5,499.59 = 1,473.59/x
  3. Step 3: Cross multiply
    3,666.39x = 5,499.59 × 1,473.59
  4. Step 4: Simplify right side
    3,666.39x = 8,104,105.96
  5. Step 5: Solve for x
    x = 8,104,105.96/3,666.39
  6. Step 6: Final answer
    x = 2,210.38

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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.