Home / 8,858.91-13,290.27-4,418.96

Finding the Fourth Proportional to 8,858.91, 13,290.27 and 4,418.96

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Solution

The fourth proportional to 8,858.91, 13,290.27 and 4,418.96 is: 6,629.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858.91 : 13,290.27 = 4,418.96 : x
  2. Step 2: Convert to fraction form
    8,858.91/13,290.27 = 4,418.96/x
  3. Step 3: Cross multiply
    8,858.91x = 13,290.27 × 4,418.96
  4. Step 4: Simplify right side
    8,858.91x = 58,729,204.74
  5. Step 5: Solve for x
    x = 58,729,204.74/8,858.91
  6. Step 6: Final answer
    x = 6,629.39

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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.