Home / 3,196.24-4,410.45-1,779.60

Finding the Fourth Proportional to 3,196.24, 4,410.45 and 1,779.60

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Solution

The fourth proportional to 3,196.24, 4,410.45 and 1,779.60 is: 2,455.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196.24 : 4,410.45 = 1,779.60 : x
  2. Step 2: Convert to fraction form
    3,196.24/4,410.45 = 1,779.60/x
  3. Step 3: Cross multiply
    3,196.24x = 4,410.45 × 1,779.60
  4. Step 4: Simplify right side
    3,196.24x = 7,848,808.09
  5. Step 5: Solve for x
    x = 7,848,808.09/3,196.24
  6. Step 6: Final answer
    x = 2,455.64

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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.