Home / 4,679.88-7,018.20-2,603.04

Finding the Fourth Proportional to 4,679.88, 7,018.20 and 2,603.04

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Solution

The fourth proportional to 4,679.88, 7,018.20 and 2,603.04 is: 3,903.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.88 : 7,018.20 = 2,603.04 : x
  2. Step 2: Convert to fraction form
    4,679.88/7,018.20 = 2,603.04/x
  3. Step 3: Cross multiply
    4,679.88x = 7,018.20 × 2,603.04
  4. Step 4: Simplify right side
    4,679.88x = 18,268,655.33
  5. Step 5: Solve for x
    x = 18,268,655.33/4,679.88
  6. Step 6: Final answer
    x = 3,903.66

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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.