Home / 4,410.68-6,618.60-1,779.45

Finding the Fourth Proportional to 4,410.68, 6,618.60 and 1,779.45

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Solution

The fourth proportional to 4,410.68, 6,618.60 and 1,779.45 is: 2,670.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,410.68 : 6,618.60 = 1,779.45 : x
  2. Step 2: Convert to fraction form
    4,410.68/6,618.60 = 1,779.45/x
  3. Step 3: Cross multiply
    4,410.68x = 6,618.60 × 1,779.45
  4. Step 4: Simplify right side
    4,410.68x = 11,777,467.77
  5. Step 5: Solve for x
    x = 11,777,467.77/4,410.68
  6. Step 6: Final answer
    x = 2,670.22

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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.