Home / 1,779.58-2,670.96-1,584.28

Finding the Fourth Proportional to 1,779.58, 2,670.96 and 1,584.28

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Solution

The fourth proportional to 1,779.58, 2,670.96 and 1,584.28 is: 2,377.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779.58 : 2,670.96 = 1,584.28 : x
  2. Step 2: Convert to fraction form
    1,779.58/2,670.96 = 1,584.28/x
  3. Step 3: Cross multiply
    1,779.58x = 2,670.96 × 1,584.28
  4. Step 4: Simplify right side
    1,779.58x = 4,231,548.51
  5. Step 5: Solve for x
    x = 4,231,548.51/1,779.58
  6. Step 6: Final answer
    x = 2,377.84

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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.