Home / 8,043.23-12,065.96-2,779.58

Finding the Fourth Proportional to 8,043.23, 12,065.96 and 2,779.58

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Solution

The fourth proportional to 8,043.23, 12,065.96 and 2,779.58 is: 4,169.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,043.23 : 12,065.96 = 2,779.58 : x
  2. Step 2: Convert to fraction form
    8,043.23/12,065.96 = 2,779.58/x
  3. Step 3: Cross multiply
    8,043.23x = 12,065.96 × 2,779.58
  4. Step 4: Simplify right side
    8,043.23x = 33,538,338.21
  5. Step 5: Solve for x
    x = 33,538,338.21/8,043.23
  6. Step 6: Final answer
    x = 4,169.76

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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.