Home / 5,486.63-8,230.23-3,146.01

Finding the Fourth Proportional to 5,486.63, 8,230.23 and 3,146.01

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Solution

The fourth proportional to 5,486.63, 8,230.23 and 3,146.01 is: 4,719.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486.63 : 8,230.23 = 3,146.01 : x
  2. Step 2: Convert to fraction form
    5,486.63/8,230.23 = 3,146.01/x
  3. Step 3: Cross multiply
    5,486.63x = 8,230.23 × 3,146.01
  4. Step 4: Simplify right side
    5,486.63x = 25,892,370.15
  5. Step 5: Solve for x
    x = 25,892,370.15/5,486.63
  6. Step 6: Final answer
    x = 4,719.18

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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.