Home / 3,176.44-4,383.50-1,779.19

Finding the Fourth Proportional to 3,176.44, 4,383.50 and 1,779.19

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Solution

The fourth proportional to 3,176.44, 4,383.50 and 1,779.19 is: 2,455.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.44 : 4,383.50 = 1,779.19 : x
  2. Step 2: Convert to fraction form
    3,176.44/4,383.50 = 1,779.19/x
  3. Step 3: Cross multiply
    3,176.44x = 4,383.50 × 1,779.19
  4. Step 4: Simplify right side
    3,176.44x = 7,799,059.51
  5. Step 5: Solve for x
    x = 7,799,059.51/3,176.44
  6. Step 6: Final answer
    x = 2,455.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.