Home / 4,296.31-5,928.79-2,801.40

Finding the Fourth Proportional to 4,296.31, 5,928.79 and 2,801.40

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Solution

The fourth proportional to 4,296.31, 5,928.79 and 2,801.40 is: 3,865.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,296.31 : 5,928.79 = 2,801.40 : x
  2. Step 2: Convert to fraction form
    4,296.31/5,928.79 = 2,801.40/x
  3. Step 3: Cross multiply
    4,296.31x = 5,928.79 × 2,801.40
  4. Step 4: Simplify right side
    4,296.31x = 16,608,912.31
  5. Step 5: Solve for x
    x = 16,608,912.31/4,296.31
  6. Step 6: Final answer
    x = 3,865.86

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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.