Home / 4,910.12-7,366.34-1,623.21

Finding the Fourth Proportional to 4,910.12, 7,366.34 and 1,623.21

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Solution

The fourth proportional to 4,910.12, 7,366.34 and 1,623.21 is: 2,435.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,910.12 : 7,366.34 = 1,623.21 : x
  2. Step 2: Convert to fraction form
    4,910.12/7,366.34 = 1,623.21/x
  3. Step 3: Cross multiply
    4,910.12x = 7,366.34 × 1,623.21
  4. Step 4: Simplify right side
    4,910.12x = 11,957,108.64
  5. Step 5: Solve for x
    x = 11,957,108.64/4,910.12
  6. Step 6: Final answer
    x = 2,435.20

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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.