Home / 2,779.74-4,168.44-1,000.26

Finding the Fourth Proportional to 2,779.74, 4,168.44 and 1,000.26

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Solution

The fourth proportional to 2,779.74, 4,168.44 and 1,000.26 is: 1,499.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779.74 : 4,168.44 = 1,000.26 : x
  2. Step 2: Convert to fraction form
    2,779.74/4,168.44 = 1,000.26/x
  3. Step 3: Cross multiply
    2,779.74x = 4,168.44 × 1,000.26
  4. Step 4: Simplify right side
    2,779.74x = 4,169,523.79
  5. Step 5: Solve for x
    x = 4,169,523.79/2,779.74
  6. Step 6: Final answer
    x = 1,499.97

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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.