Home / 4,941.39-7,415.15-4,480.02

Finding the Fourth Proportional to 4,941.39, 7,415.15 and 4,480.02

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Solution

The fourth proportional to 4,941.39, 7,415.15 and 4,480.02 is: 6,722.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,941.39 : 7,415.15 = 4,480.02 : x
  2. Step 2: Convert to fraction form
    4,941.39/7,415.15 = 4,480.02/x
  3. Step 3: Cross multiply
    4,941.39x = 7,415.15 × 4,480.02
  4. Step 4: Simplify right side
    4,941.39x = 33,219,997.90
  5. Step 5: Solve for x
    x = 33,219,997.90/4,941.39
  6. Step 6: Final answer
    x = 6,722.80

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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.