Home / 8,683.61-11,983.84-4,906.93

Finding the Fourth Proportional to 8,683.61, 11,983.84 and 4,906.93

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Solution

The fourth proportional to 8,683.61, 11,983.84 and 4,906.93 is: 6,771.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,683.61 : 11,983.84 = 4,906.93 : x
  2. Step 2: Convert to fraction form
    8,683.61/11,983.84 = 4,906.93/x
  3. Step 3: Cross multiply
    8,683.61x = 11,983.84 × 4,906.93
  4. Step 4: Simplify right side
    8,683.61x = 58,803,871.86
  5. Step 5: Solve for x
    x = 58,803,871.86/8,683.61
  6. Step 6: Final answer
    x = 6,771.83

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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.