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Finding the Fourth Proportional to 3,779.01, 5,212.53 and 2,600.73

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Solution

The fourth proportional to 3,779.01, 5,212.53 and 2,600.73 is: 3,587.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779.01 : 5,212.53 = 2,600.73 : x
  2. Step 2: Convert to fraction form
    3,779.01/5,212.53 = 2,600.73/x
  3. Step 3: Cross multiply
    3,779.01x = 5,212.53 × 2,600.73
  4. Step 4: Simplify right side
    3,779.01x = 13,556,383.15
  5. Step 5: Solve for x
    x = 13,556,383.15/3,779.01
  6. Step 6: Final answer
    x = 3,587.28

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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.