Home / 3,020.37-4,530.25-1,376.48

Finding the Fourth Proportional to 3,020.37, 4,530.25 and 1,376.48

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Solution

The fourth proportional to 3,020.37, 4,530.25 and 1,376.48 is: 2,064.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.37 : 4,530.25 = 1,376.48 : x
  2. Step 2: Convert to fraction form
    3,020.37/4,530.25 = 1,376.48/x
  3. Step 3: Cross multiply
    3,020.37x = 4,530.25 × 1,376.48
  4. Step 4: Simplify right side
    3,020.37x = 6,235,772.43
  5. Step 5: Solve for x
    x = 6,235,772.43/3,020.37
  6. Step 6: Final answer
    x = 2,064.57

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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.