Home / 3,473.08-4,779.19-3,141.88

Finding the Fourth Proportional to 3,473.08, 4,779.19 and 3,141.88

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Solution

The fourth proportional to 3,473.08, 4,779.19 and 3,141.88 is: 4,323.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,473.08 : 4,779.19 = 3,141.88 : x
  2. Step 2: Convert to fraction form
    3,473.08/4,779.19 = 3,141.88/x
  3. Step 3: Cross multiply
    3,473.08x = 4,779.19 × 3,141.88
  4. Step 4: Simplify right side
    3,473.08x = 15,015,601.87
  5. Step 5: Solve for x
    x = 15,015,601.87/3,473.08
  6. Step 6: Final answer
    x = 4,323.43

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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.