Home / 8,886.43-13,310.47-4,199.37

Finding the Fourth Proportional to 8,886.43, 13,310.47 and 4,199.37

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Solution

The fourth proportional to 8,886.43, 13,310.47 and 4,199.37 is: 6,289.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886.43 : 13,310.47 = 4,199.37 : x
  2. Step 2: Convert to fraction form
    8,886.43/13,310.47 = 4,199.37/x
  3. Step 3: Cross multiply
    8,886.43x = 13,310.47 × 4,199.37
  4. Step 4: Simplify right side
    8,886.43x = 55,895,588.40
  5. Step 5: Solve for x
    x = 55,895,588.40/8,886.43
  6. Step 6: Final answer
    x = 6,289.99

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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.