Home / 2,483.20-3,724.68-1,021.32

Finding the Fourth Proportional to 2,483.20, 3,724.68 and 1,021.32

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Solution

The fourth proportional to 2,483.20, 3,724.68 and 1,021.32 is: 1,531.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,483.20 : 3,724.68 = 1,021.32 : x
  2. Step 2: Convert to fraction form
    2,483.20/3,724.68 = 1,021.32/x
  3. Step 3: Cross multiply
    2,483.20x = 3,724.68 × 1,021.32
  4. Step 4: Simplify right side
    2,483.20x = 3,804,090.18
  5. Step 5: Solve for x
    x = 3,804,090.18/2,483.20
  6. Step 6: Final answer
    x = 1,531.93

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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.