Home / 2,173.64-3,260.08-1,003.54

Finding the Fourth Proportional to 2,173.64, 3,260.08 and 1,003.54

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Solution

The fourth proportional to 2,173.64, 3,260.08 and 1,003.54 is: 1,505.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173.64 : 3,260.08 = 1,003.54 : x
  2. Step 2: Convert to fraction form
    2,173.64/3,260.08 = 1,003.54/x
  3. Step 3: Cross multiply
    2,173.64x = 3,260.08 × 1,003.54
  4. Step 4: Simplify right side
    2,173.64x = 3,271,625.72
  5. Step 5: Solve for x
    x = 3,271,625.72/2,173.64
  6. Step 6: Final answer
    x = 1,505.14

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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.