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Finding the Fourth Proportional to 2,521.74, 3,779.36 and 2,035.74

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Solution

The fourth proportional to 2,521.74, 3,779.36 and 2,035.74 is: 3,050.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521.74 : 3,779.36 = 2,035.74 : x
  2. Step 2: Convert to fraction form
    2,521.74/3,779.36 = 2,035.74/x
  3. Step 3: Cross multiply
    2,521.74x = 3,779.36 × 2,035.74
  4. Step 4: Simplify right side
    2,521.74x = 7,693,794.33
  5. Step 5: Solve for x
    x = 7,693,794.33/2,521.74
  6. Step 6: Final answer
    x = 3,050.99

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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.