Home / 5,779.23-8,668.85-2,859.59

Finding the Fourth Proportional to 5,779.23, 8,668.85 and 2,859.59

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Solution

The fourth proportional to 5,779.23, 8,668.85 and 2,859.59 is: 4,289.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,779.23 : 8,668.85 = 2,859.59 : x
  2. Step 2: Convert to fraction form
    5,779.23/8,668.85 = 2,859.59/x
  3. Step 3: Cross multiply
    5,779.23x = 8,668.85 × 2,859.59
  4. Step 4: Simplify right side
    5,779.23x = 24,789,299.13
  5. Step 5: Solve for x
    x = 24,789,299.13/5,779.23
  6. Step 6: Final answer
    x = 4,289.38

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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.