Home / 3,555.52-5,333.36-2,825.60

Finding the Fourth Proportional to 3,555.52, 5,333.36 and 2,825.60

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Solution

The fourth proportional to 3,555.52, 5,333.36 and 2,825.60 is: 4,238.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.52 : 5,333.36 = 2,825.60 : x
  2. Step 2: Convert to fraction form
    3,555.52/5,333.36 = 2,825.60/x
  3. Step 3: Cross multiply
    3,555.52x = 5,333.36 × 2,825.60
  4. Step 4: Simplify right side
    3,555.52x = 15,069,942.02
  5. Step 5: Solve for x
    x = 15,069,942.02/3,555.52
  6. Step 6: Final answer
    x = 4,238.46

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1.5x scale

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.