Home / 1,348.24-2,022.36-374.32

Finding the Fourth Proportional to 1,348.24, 2,022.36 and 374.32

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Solution

The fourth proportional to 1,348.24, 2,022.36 and 374.32 is: 561.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348.24 : 2,022.36 = 374.32 : x
  2. Step 2: Convert to fraction form
    1,348.24/2,022.36 = 374.32/x
  3. Step 3: Cross multiply
    1,348.24x = 2,022.36 × 374.32
  4. Step 4: Simplify right side
    1,348.24x = 757,009.80
  5. Step 5: Solve for x
    x = 757,009.80/1,348.24
  6. Step 6: Final answer
    x = 561.48

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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.