Home / 4,907.02-6,770.96-2,889.23

Finding the Fourth Proportional to 4,907.02, 6,770.96 and 2,889.23

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Solution

The fourth proportional to 4,907.02, 6,770.96 and 2,889.23 is: 3,986.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,907.02 : 6,770.96 = 2,889.23 : x
  2. Step 2: Convert to fraction form
    4,907.02/6,770.96 = 2,889.23/x
  3. Step 3: Cross multiply
    4,907.02x = 6,770.96 × 2,889.23
  4. Step 4: Simplify right side
    4,907.02x = 19,562,846.31
  5. Step 5: Solve for x
    x = 19,562,846.31/4,907.02
  6. Step 6: Final answer
    x = 3,986.71

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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.