Home / 2,748.26-4,123.55-1,762.19

Finding the Fourth Proportional to 2,748.26, 4,123.55 and 1,762.19

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Solution

The fourth proportional to 2,748.26, 4,123.55 and 1,762.19 is: 2,644.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,748.26 : 4,123.55 = 1,762.19 : x
  2. Step 2: Convert to fraction form
    2,748.26/4,123.55 = 1,762.19/x
  3. Step 3: Cross multiply
    2,748.26x = 4,123.55 × 1,762.19
  4. Step 4: Simplify right side
    2,748.26x = 7,266,478.57
  5. Step 5: Solve for x
    x = 7,266,478.57/2,748.26
  6. Step 6: Final answer
    x = 2,644.03

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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.