Home / 3,605.74-5,399.26-3,089.06

Finding the Fourth Proportional to 3,605.74, 5,399.26 and 3,089.06

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Solution

The fourth proportional to 3,605.74, 5,399.26 and 3,089.06 is: 4,625.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.74 : 5,399.26 = 3,089.06 : x
  2. Step 2: Convert to fraction form
    3,605.74/5,399.26 = 3,089.06/x
  3. Step 3: Cross multiply
    3,605.74x = 5,399.26 × 3,089.06
  4. Step 4: Simplify right side
    3,605.74x = 16,678,638.10
  5. Step 5: Solve for x
    x = 16,678,638.10/3,605.74
  6. Step 6: Final answer
    x = 4,625.58

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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.