Home / 5,003.94-6,897.46-3,940.02

Finding the Fourth Proportional to 5,003.94, 6,897.46 and 3,940.02

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Solution

The fourth proportional to 5,003.94, 6,897.46 and 3,940.02 is: 5,430.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,003.94 : 6,897.46 = 3,940.02 : x
  2. Step 2: Convert to fraction form
    5,003.94/6,897.46 = 3,940.02/x
  3. Step 3: Cross multiply
    5,003.94x = 6,897.46 × 3,940.02
  4. Step 4: Simplify right side
    5,003.94x = 27,176,110.65
  5. Step 5: Solve for x
    x = 27,176,110.65/5,003.94
  6. Step 6: Final answer
    x = 5,430.94

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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.