Home / 3,626.93-5,435.53-2,985.41

Finding the Fourth Proportional to 3,626.93, 5,435.53 and 2,985.41

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Solution

The fourth proportional to 3,626.93, 5,435.53 and 2,985.41 is: 4,474.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.93 : 5,435.53 = 2,985.41 : x
  2. Step 2: Convert to fraction form
    3,626.93/5,435.53 = 2,985.41/x
  3. Step 3: Cross multiply
    3,626.93x = 5,435.53 × 2,985.41
  4. Step 4: Simplify right side
    3,626.93x = 16,227,291.74
  5. Step 5: Solve for x
    x = 16,227,291.74/3,626.93
  6. Step 6: Final answer
    x = 4,474.11

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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.