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Finding the Fourth Proportional to 3,580.88, 4,941.61 and 2,184.44

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Solution

The fourth proportional to 3,580.88, 4,941.61 and 2,184.44 is: 3,014.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.88 : 4,941.61 = 2,184.44 : x
  2. Step 2: Convert to fraction form
    3,580.88/4,941.61 = 2,184.44/x
  3. Step 3: Cross multiply
    3,580.88x = 4,941.61 × 2,184.44
  4. Step 4: Simplify right side
    3,580.88x = 10,794,650.55
  5. Step 5: Solve for x
    x = 10,794,650.55/3,580.88
  6. Step 6: Final answer
    x = 3,014.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.