Home / 4,272.08-5,893.68-2,779.52

Finding the Fourth Proportional to 4,272.08, 5,893.68 and 2,779.52

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Solution

The fourth proportional to 4,272.08, 5,893.68 and 2,779.52 is: 3,834.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.08 : 5,893.68 = 2,779.52 : x
  2. Step 2: Convert to fraction form
    4,272.08/5,893.68 = 2,779.52/x
  3. Step 3: Cross multiply
    4,272.08x = 5,893.68 × 2,779.52
  4. Step 4: Simplify right side
    4,272.08x = 16,381,601.43
  5. Step 5: Solve for x
    x = 16,381,601.43/4,272.08
  6. Step 6: Final answer
    x = 3,834.57

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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.