Home / 3,255.06-4,882.77-946.50

Finding the Fourth Proportional to 3,255.06, 4,882.77 and 946.50

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Solution

The fourth proportional to 3,255.06, 4,882.77 and 946.50 is: 1,419.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.06 : 4,882.77 = 946.50 : x
  2. Step 2: Convert to fraction form
    3,255.06/4,882.77 = 946.50/x
  3. Step 3: Cross multiply
    3,255.06x = 4,882.77 × 946.50
  4. Step 4: Simplify right side
    3,255.06x = 4,621,541.81
  5. Step 5: Solve for x
    x = 4,621,541.81/3,255.06
  6. Step 6: Final answer
    x = 1,419.80

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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.