Home / 4,817.88-7,224.21-2,218.50

Finding the Fourth Proportional to 4,817.88, 7,224.21 and 2,218.50

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Solution

The fourth proportional to 4,817.88, 7,224.21 and 2,218.50 is: 3,326.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.88 : 7,224.21 = 2,218.50 : x
  2. Step 2: Convert to fraction form
    4,817.88/7,224.21 = 2,218.50/x
  3. Step 3: Cross multiply
    4,817.88x = 7,224.21 × 2,218.50
  4. Step 4: Simplify right side
    4,817.88x = 16,026,909.89
  5. Step 5: Solve for x
    x = 16,026,909.89/4,817.88
  6. Step 6: Final answer
    x = 3,326.55

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1.5x scale

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.