Home / 8,239.01-12,352.12-4,076.15

Finding the Fourth Proportional to 8,239.01, 12,352.12 and 4,076.15

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Solution

The fourth proportional to 8,239.01, 12,352.12 and 4,076.15 is: 6,111.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,239.01 : 12,352.12 = 4,076.15 : x
  2. Step 2: Convert to fraction form
    8,239.01/12,352.12 = 4,076.15/x
  3. Step 3: Cross multiply
    8,239.01x = 12,352.12 × 4,076.15
  4. Step 4: Simplify right side
    8,239.01x = 50,349,093.94
  5. Step 5: Solve for x
    x = 50,349,093.94/8,239.01
  6. Step 6: Final answer
    x = 6,111.06

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1.5x scale

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.