Home / 1,348.29-2,022.44-374.40

Finding the Fourth Proportional to 1,348.29, 2,022.44 and 374.40

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Solution

The fourth proportional to 1,348.29, 2,022.44 and 374.40 is: 561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348.29 : 2,022.44 = 374.40 : x
  2. Step 2: Convert to fraction form
    1,348.29/2,022.44 = 374.40/x
  3. Step 3: Cross multiply
    1,348.29x = 2,022.44 × 374.40
  4. Step 4: Simplify right side
    1,348.29x = 757,199.66
  5. Step 5: Solve for x
    x = 757,199.66/1,348.29
  6. Step 6: Final answer
    x = 561.60

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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.