Home / 4,990.36-6,883.50-3,001.54

Finding the Fourth Proportional to 4,990.36, 6,883.50 and 3,001.54

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Solution

The fourth proportional to 4,990.36, 6,883.50 and 3,001.54 is: 4,140.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990.36 : 6,883.50 = 3,001.54 : x
  2. Step 2: Convert to fraction form
    4,990.36/6,883.50 = 3,001.54/x
  3. Step 3: Cross multiply
    4,990.36x = 6,883.50 × 3,001.54
  4. Step 4: Simplify right side
    4,990.36x = 20,661,100.59
  5. Step 5: Solve for x
    x = 20,661,100.59/4,990.36
  6. Step 6: Final answer
    x = 4,140.20

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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.