Home / 5,643.23-8,462.97-2,355.44

Finding the Fourth Proportional to 5,643.23, 8,462.97 and 2,355.44

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Solution

The fourth proportional to 5,643.23, 8,462.97 and 2,355.44 is: 3,532.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,643.23 : 8,462.97 = 2,355.44 : x
  2. Step 2: Convert to fraction form
    5,643.23/8,462.97 = 2,355.44/x
  3. Step 3: Cross multiply
    5,643.23x = 8,462.97 × 2,355.44
  4. Step 4: Simplify right side
    5,643.23x = 19,933,975.74
  5. Step 5: Solve for x
    x = 19,933,975.74/5,643.23
  6. Step 6: Final answer
    x = 3,532.37

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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.