Home / 4,220.26-5,826.36-2,803.54

Finding the Fourth Proportional to 4,220.26, 5,826.36 and 2,803.54

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Solution

The fourth proportional to 4,220.26, 5,826.36 and 2,803.54 is: 3,870.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.26 : 5,826.36 = 2,803.54 : x
  2. Step 2: Convert to fraction form
    4,220.26/5,826.36 = 2,803.54/x
  3. Step 3: Cross multiply
    4,220.26x = 5,826.36 × 2,803.54
  4. Step 4: Simplify right side
    4,220.26x = 16,334,433.31
  5. Step 5: Solve for x
    x = 16,334,433.31/4,220.26
  6. Step 6: Final answer
    x = 3,870.48

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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.