Home / 2,968.70-4,453.45-1,020.38

Finding the Fourth Proportional to 2,968.70, 4,453.45 and 1,020.38

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Solution

The fourth proportional to 2,968.70, 4,453.45 and 1,020.38 is: 1,530.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968.70 : 4,453.45 = 1,020.38 : x
  2. Step 2: Convert to fraction form
    2,968.70/4,453.45 = 1,020.38/x
  3. Step 3: Cross multiply
    2,968.70x = 4,453.45 × 1,020.38
  4. Step 4: Simplify right side
    2,968.70x = 4,544,186.49
  5. Step 5: Solve for x
    x = 4,544,186.49/2,968.70
  6. Step 6: Final answer
    x = 1,530.70

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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.