Home / 8,118.84-11,204.01-4,581.99

Finding the Fourth Proportional to 8,118.84, 11,204.01 and 4,581.99

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Solution

The fourth proportional to 8,118.84, 11,204.01 and 4,581.99 is: 6,323.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,118.84 : 11,204.01 = 4,581.99 : x
  2. Step 2: Convert to fraction form
    8,118.84/11,204.01 = 4,581.99/x
  3. Step 3: Cross multiply
    8,118.84x = 11,204.01 × 4,581.99
  4. Step 4: Simplify right side
    8,118.84x = 51,336,661.78
  5. Step 5: Solve for x
    x = 51,336,661.78/8,118.84
  6. Step 6: Final answer
    x = 6,323.15

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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.