Home / 4,283.06-5,911.34-2,772.45

Finding the Fourth Proportional to 4,283.06, 5,911.34 and 2,772.45

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Solution

The fourth proportional to 4,283.06, 5,911.34 and 2,772.45 is: 3,826.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283.06 : 5,911.34 = 2,772.45 : x
  2. Step 2: Convert to fraction form
    4,283.06/5,911.34 = 2,772.45/x
  3. Step 3: Cross multiply
    4,283.06x = 5,911.34 × 2,772.45
  4. Step 4: Simplify right side
    4,283.06x = 16,388,880.72
  5. Step 5: Solve for x
    x = 16,388,880.72/4,283.06
  6. Step 6: Final answer
    x = 3,826.45

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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.