Home / 4,982.09-7,474.20-1,650.15

Finding the Fourth Proportional to 4,982.09, 7,474.20 and 1,650.15

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Solution

The fourth proportional to 4,982.09, 7,474.20 and 1,650.15 is: 2,475.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.09 : 7,474.20 = 1,650.15 : x
  2. Step 2: Convert to fraction form
    4,982.09/7,474.20 = 1,650.15/x
  3. Step 3: Cross multiply
    4,982.09x = 7,474.20 × 1,650.15
  4. Step 4: Simplify right side
    4,982.09x = 12,333,551.13
  5. Step 5: Solve for x
    x = 12,333,551.13/4,982.09
  6. Step 6: Final answer
    x = 2,475.58

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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.