Home / 1,348.31-2,022.59-374.42

Finding the Fourth Proportional to 1,348.31, 2,022.59 and 374.42

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Solution

The fourth proportional to 1,348.31, 2,022.59 and 374.42 is: 561.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348.31 : 2,022.59 = 374.42 : x
  2. Step 2: Convert to fraction form
    1,348.31/2,022.59 = 374.42/x
  3. Step 3: Cross multiply
    1,348.31x = 2,022.59 × 374.42
  4. Step 4: Simplify right side
    1,348.31x = 757,302.03
  5. Step 5: Solve for x
    x = 757,302.03/1,348.31
  6. Step 6: Final answer
    x = 561.67

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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.