Home / 3,308.68-4,565.71-1,816.59

Finding the Fourth Proportional to 3,308.68, 4,565.71 and 1,816.59

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Solution

The fourth proportional to 3,308.68, 4,565.71 and 1,816.59 is: 2,506.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.68 : 4,565.71 = 1,816.59 : x
  2. Step 2: Convert to fraction form
    3,308.68/4,565.71 = 1,816.59/x
  3. Step 3: Cross multiply
    3,308.68x = 4,565.71 × 1,816.59
  4. Step 4: Simplify right side
    3,308.68x = 8,293,991.22
  5. Step 5: Solve for x
    x = 8,293,991.22/3,308.68
  6. Step 6: Final answer
    x = 2,506.74

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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.