Home / 1,348.02-2,021.67-374.18

Finding the Fourth Proportional to 1,348.02, 2,021.67 and 374.18

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Solution

The fourth proportional to 1,348.02, 2,021.67 and 374.18 is: 561.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348.02 : 2,021.67 = 374.18 : x
  2. Step 2: Convert to fraction form
    1,348.02/2,021.67 = 374.18/x
  3. Step 3: Cross multiply
    1,348.02x = 2,021.67 × 374.18
  4. Step 4: Simplify right side
    1,348.02x = 756,458.37
  5. Step 5: Solve for x
    x = 756,458.37/1,348.02
  6. Step 6: Final answer
    x = 561.16

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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.