Home / 5,843.04-8,765.88-2,145.24

Finding the Fourth Proportional to 5,843.04, 8,765.88 and 2,145.24

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Solution

The fourth proportional to 5,843.04, 8,765.88 and 2,145.24 is: 3,218.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,843.04 : 8,765.88 = 2,145.24 : x
  2. Step 2: Convert to fraction form
    5,843.04/8,765.88 = 2,145.24/x
  3. Step 3: Cross multiply
    5,843.04x = 8,765.88 × 2,145.24
  4. Step 4: Simplify right side
    5,843.04x = 18,804,916.41
  5. Step 5: Solve for x
    x = 18,804,916.41/5,843.04
  6. Step 6: Final answer
    x = 3,218.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.