Home / 5,986.12-8,983.32-2,090.50

Finding the Fourth Proportional to 5,986.12, 8,983.32 and 2,090.50

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Solution

The fourth proportional to 5,986.12, 8,983.32 and 2,090.50 is: 3,137.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,986.12 : 8,983.32 = 2,090.50 : x
  2. Step 2: Convert to fraction form
    5,986.12/8,983.32 = 2,090.50/x
  3. Step 3: Cross multiply
    5,986.12x = 8,983.32 × 2,090.50
  4. Step 4: Simplify right side
    5,986.12x = 18,779,630.46
  5. Step 5: Solve for x
    x = 18,779,630.46/5,986.12
  6. Step 6: Final answer
    x = 3,137.20

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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.