Home / 5,040.25-6,954.91-2,801.98

Finding the Fourth Proportional to 5,040.25, 6,954.91 and 2,801.98

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Solution

The fourth proportional to 5,040.25, 6,954.91 and 2,801.98 is: 3,866.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.25 : 6,954.91 = 2,801.98 : x
  2. Step 2: Convert to fraction form
    5,040.25/6,954.91 = 2,801.98/x
  3. Step 3: Cross multiply
    5,040.25x = 6,954.91 × 2,801.98
  4. Step 4: Simplify right side
    5,040.25x = 19,487,518.72
  5. Step 5: Solve for x
    x = 19,487,518.72/5,040.25
  6. Step 6: Final answer
    x = 3,866.38

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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.