Home / 5,604.07-8,398.73-2,638.50

Finding the Fourth Proportional to 5,604.07, 8,398.73 and 2,638.50

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Solution

The fourth proportional to 5,604.07, 8,398.73 and 2,638.50 is: 3,954.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,604.07 : 8,398.73 = 2,638.50 : x
  2. Step 2: Convert to fraction form
    5,604.07/8,398.73 = 2,638.50/x
  3. Step 3: Cross multiply
    5,604.07x = 8,398.73 × 2,638.50
  4. Step 4: Simplify right side
    5,604.07x = 22,159,993.92
  5. Step 5: Solve for x
    x = 22,159,993.92/5,604.07
  6. Step 6: Final answer
    x = 3,954.27

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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.