Home / 4,529.09-6,243.59-3,180.60

Finding the Fourth Proportional to 4,529.09, 6,243.59 and 3,180.60

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Solution

The fourth proportional to 4,529.09, 6,243.59 and 3,180.60 is: 4,384.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,529.09 : 6,243.59 = 3,180.60 : x
  2. Step 2: Convert to fraction form
    4,529.09/6,243.59 = 3,180.60/x
  3. Step 3: Cross multiply
    4,529.09x = 6,243.59 × 3,180.60
  4. Step 4: Simplify right side
    4,529.09x = 19,858,346.45
  5. Step 5: Solve for x
    x = 19,858,346.45/4,529.09
  6. Step 6: Final answer
    x = 4,384.63

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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.