Home / 3,308.60-4,565.99-1,816.63

Finding the Fourth Proportional to 3,308.60, 4,565.99 and 1,816.63

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Solution

The fourth proportional to 3,308.60, 4,565.99 and 1,816.63 is: 2,507.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.60 : 4,565.99 = 1,816.63 : x
  2. Step 2: Convert to fraction form
    3,308.60/4,565.99 = 1,816.63/x
  3. Step 3: Cross multiply
    3,308.60x = 4,565.99 × 1,816.63
  4. Step 4: Simplify right side
    3,308.60x = 8,294,714.41
  5. Step 5: Solve for x
    x = 8,294,714.41/3,308.60
  6. Step 6: Final answer
    x = 2,507.02

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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.