Home / 11,779.96-17,672.30-3,460.24

Finding the Fourth Proportional to 11,779.96, 17,672.30 and 3,460.24

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Solution

The fourth proportional to 11,779.96, 17,672.30 and 3,460.24 is: 5,191.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,779.96 : 17,672.30 = 3,460.24 : x
  2. Step 2: Convert to fraction form
    11,779.96/17,672.30 = 3,460.24/x
  3. Step 3: Cross multiply
    11,779.96x = 17,672.30 × 3,460.24
  4. Step 4: Simplify right side
    11,779.96x = 61,150,399.35
  5. Step 5: Solve for x
    x = 61,150,399.35/11,779.96
  6. Step 6: Final answer
    x = 5,191.05

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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.