Home / 3,308.58-4,565.97-1,816.56

Finding the Fourth Proportional to 3,308.58, 4,565.97 and 1,816.56

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Solution

The fourth proportional to 3,308.58, 4,565.97 and 1,816.56 is: 2,506.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.58 : 4,565.97 = 1,816.56 : x
  2. Step 2: Convert to fraction form
    3,308.58/4,565.97 = 1,816.56/x
  3. Step 3: Cross multiply
    3,308.58x = 4,565.97 × 1,816.56
  4. Step 4: Simplify right side
    3,308.58x = 8,294,358.46
  5. Step 5: Solve for x
    x = 8,294,358.46/3,308.58
  6. Step 6: Final answer
    x = 2,506.92

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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.