Home / 2,701.86-4,054.76-1,779.37

Finding the Fourth Proportional to 2,701.86, 4,054.76 and 1,779.37

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Solution

The fourth proportional to 2,701.86, 4,054.76 and 1,779.37 is: 2,670.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701.86 : 4,054.76 = 1,779.37 : x
  2. Step 2: Convert to fraction form
    2,701.86/4,054.76 = 1,779.37/x
  3. Step 3: Cross multiply
    2,701.86x = 4,054.76 × 1,779.37
  4. Step 4: Simplify right side
    2,701.86x = 7,214,905.94
  5. Step 5: Solve for x
    x = 7,214,905.94/2,701.86
  6. Step 6: Final answer
    x = 2,670.35

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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.