Home / 3,285.33-4,536.71-3,055.70

Finding the Fourth Proportional to 3,285.33, 4,536.71 and 3,055.70

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Solution

The fourth proportional to 3,285.33, 4,536.71 and 3,055.70 is: 4,219.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.33 : 4,536.71 = 3,055.70 : x
  2. Step 2: Convert to fraction form
    3,285.33/4,536.71 = 3,055.70/x
  3. Step 3: Cross multiply
    3,285.33x = 4,536.71 × 3,055.70
  4. Step 4: Simplify right side
    3,285.33x = 13,862,786.78
  5. Step 5: Solve for x
    x = 13,862,786.78/3,285.33
  6. Step 6: Final answer
    x = 4,219.60

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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.