Home / 3,617.60-5,426.83-1,020.53

Finding the Fourth Proportional to 3,617.60, 5,426.83 and 1,020.53

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Solution

The fourth proportional to 3,617.60, 5,426.83 and 1,020.53 is: 1,530.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.60 : 5,426.83 = 1,020.53 : x
  2. Step 2: Convert to fraction form
    3,617.60/5,426.83 = 1,020.53/x
  3. Step 3: Cross multiply
    3,617.60x = 5,426.83 × 1,020.53
  4. Step 4: Simplify right side
    3,617.60x = 5,538,257.66
  5. Step 5: Solve for x
    x = 5,538,257.66/3,617.60
  6. Step 6: Final answer
    x = 1,530.92

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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.