Home / 2,968.55-4,453.53-1,020.70

Finding the Fourth Proportional to 2,968.55, 4,453.53 and 1,020.70

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Solution

The fourth proportional to 2,968.55, 4,453.53 and 1,020.70 is: 1,531.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968.55 : 4,453.53 = 1,020.70 : x
  2. Step 2: Convert to fraction form
    2,968.55/4,453.53 = 1,020.70/x
  3. Step 3: Cross multiply
    2,968.55x = 4,453.53 × 1,020.70
  4. Step 4: Simplify right side
    2,968.55x = 4,545,690.70
  5. Step 5: Solve for x
    x = 4,545,690.70/2,968.55
  6. Step 6: Final answer
    x = 1,531.29

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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.