Home / 2,480.01-3,720.30-1,018.95

Finding the Fourth Proportional to 2,480.01, 3,720.30 and 1,018.95

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Solution

The fourth proportional to 2,480.01, 3,720.30 and 1,018.95 is: 1,528.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,480.01 : 3,720.30 = 1,018.95 : x
  2. Step 2: Convert to fraction form
    2,480.01/3,720.30 = 1,018.95/x
  3. Step 3: Cross multiply
    2,480.01x = 3,720.30 × 1,018.95
  4. Step 4: Simplify right side
    2,480.01x = 3,790,799.69
  5. Step 5: Solve for x
    x = 3,790,799.69/2,480.01
  6. Step 6: Final answer
    x = 1,528.54

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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.