Home / 5,652.09-8,477.19-3,119.90

Finding the Fourth Proportional to 5,652.09, 8,477.19 and 3,119.90

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Solution

The fourth proportional to 5,652.09, 8,477.19 and 3,119.90 is: 4,679.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,652.09 : 8,477.19 = 3,119.90 : x
  2. Step 2: Convert to fraction form
    5,652.09/8,477.19 = 3,119.90/x
  3. Step 3: Cross multiply
    5,652.09x = 8,477.19 × 3,119.90
  4. Step 4: Simplify right side
    5,652.09x = 26,447,942.70
  5. Step 5: Solve for x
    x = 26,447,942.70/5,652.09
  6. Step 6: Final answer
    x = 4,679.32

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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.