Home / 8,137.89-11,228.26-4,601.02

Finding the Fourth Proportional to 8,137.89, 11,228.26 and 4,601.02

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Solution

The fourth proportional to 8,137.89, 11,228.26 and 4,601.02 is: 6,348.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,137.89 : 11,228.26 = 4,601.02 : x
  2. Step 2: Convert to fraction form
    8,137.89/11,228.26 = 4,601.02/x
  3. Step 3: Cross multiply
    8,137.89x = 11,228.26 × 4,601.02
  4. Step 4: Simplify right side
    8,137.89x = 51,661,448.83
  5. Step 5: Solve for x
    x = 51,661,448.83/8,137.89
  6. Step 6: Final answer
    x = 6,348.26

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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.