Home / 8,247.21-12,370.65-2,007.26

Finding the Fourth Proportional to 8,247.21, 12,370.65 and 2,007.26

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Solution

The fourth proportional to 8,247.21, 12,370.65 and 2,007.26 is: 3,010.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,247.21 : 12,370.65 = 2,007.26 : x
  2. Step 2: Convert to fraction form
    8,247.21/12,370.65 = 2,007.26/x
  3. Step 3: Cross multiply
    8,247.21x = 12,370.65 × 2,007.26
  4. Step 4: Simplify right side
    8,247.21x = 24,831,090.51
  5. Step 5: Solve for x
    x = 24,831,090.51/8,247.21
  6. Step 6: Final answer
    x = 3,010.85

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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.