Home / 3,308.18-4,565.36-1,816.12

Finding the Fourth Proportional to 3,308.18, 4,565.36 and 1,816.12

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Solution

The fourth proportional to 3,308.18, 4,565.36 and 1,816.12 is: 2,506.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.18 : 4,565.36 = 1,816.12 : x
  2. Step 2: Convert to fraction form
    3,308.18/4,565.36 = 1,816.12/x
  3. Step 3: Cross multiply
    3,308.18x = 4,565.36 × 1,816.12
  4. Step 4: Simplify right side
    3,308.18x = 8,291,251.85
  5. Step 5: Solve for x
    x = 8,291,251.85/3,308.18
  6. Step 6: Final answer
    x = 2,506.29

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