Home / 8,881.91-13,313.39-6,683.84

Finding the Fourth Proportional to 8,881.91, 13,313.39 and 6,683.84

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Solution

The fourth proportional to 8,881.91, 13,313.39 and 6,683.84 is: 10,018.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881.91 : 13,313.39 = 6,683.84 : x
  2. Step 2: Convert to fraction form
    8,881.91/13,313.39 = 6,683.84/x
  3. Step 3: Cross multiply
    8,881.91x = 13,313.39 × 6,683.84
  4. Step 4: Simplify right side
    8,881.91x = 88,984,468.63
  5. Step 5: Solve for x
    x = 88,984,468.63/8,881.91
  6. Step 6: Final answer
    x = 10,018.62

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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.