Home / 4,768.23-6,580.59-2,779.43

Finding the Fourth Proportional to 4,768.23, 6,580.59 and 2,779.43

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Solution

The fourth proportional to 4,768.23, 6,580.59 and 2,779.43 is: 3,835.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768.23 : 6,580.59 = 2,779.43 : x
  2. Step 2: Convert to fraction form
    4,768.23/6,580.59 = 2,779.43/x
  3. Step 3: Cross multiply
    4,768.23x = 6,580.59 × 2,779.43
  4. Step 4: Simplify right side
    4,768.23x = 18,290,289.26
  5. Step 5: Solve for x
    x = 18,290,289.26/4,768.23
  6. Step 6: Final answer
    x = 3,835.87

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Half scale
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Double scale
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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.