Home / 5,673.23-8,511.79-2,555.42

Finding the Fourth Proportional to 5,673.23, 8,511.79 and 2,555.42

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Solution

The fourth proportional to 5,673.23, 8,511.79 and 2,555.42 is: 3,834.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,673.23 : 8,511.79 = 2,555.42 : x
  2. Step 2: Convert to fraction form
    5,673.23/8,511.79 = 2,555.42/x
  3. Step 3: Cross multiply
    5,673.23x = 8,511.79 × 2,555.42
  4. Step 4: Simplify right side
    5,673.23x = 21,751,149.45
  5. Step 5: Solve for x
    x = 21,751,149.45/5,673.23
  6. Step 6: Final answer
    x = 3,834.00

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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.