Home / 3,586.80-5,343.21-3,477.99

Finding the Fourth Proportional to 3,586.80, 5,343.21 and 3,477.99

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Solution

The fourth proportional to 3,586.80, 5,343.21 and 3,477.99 is: 5,181.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.80 : 5,343.21 = 3,477.99 : x
  2. Step 2: Convert to fraction form
    3,586.80/5,343.21 = 3,477.99/x
  3. Step 3: Cross multiply
    3,586.80x = 5,343.21 × 3,477.99
  4. Step 4: Simplify right side
    3,586.80x = 18,583,630.95
  5. Step 5: Solve for x
    x = 18,583,630.95/3,586.80
  6. Step 6: Final answer
    x = 5,181.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.