Home / 8,239.28-11,370.14-4,462.36

Finding the Fourth Proportional to 8,239.28, 11,370.14 and 4,462.36

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Solution

The fourth proportional to 8,239.28, 11,370.14 and 4,462.36 is: 6,158.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,239.28 : 11,370.14 = 4,462.36 : x
  2. Step 2: Convert to fraction form
    8,239.28/11,370.14 = 4,462.36/x
  3. Step 3: Cross multiply
    8,239.28x = 11,370.14 × 4,462.36
  4. Step 4: Simplify right side
    8,239.28x = 50,737,623.93
  5. Step 5: Solve for x
    x = 50,737,623.93/8,239.28
  6. Step 6: Final answer
    x = 6,158.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.