Home / 4,187.82-5,779.35-2,325.18

Finding the Fourth Proportional to 4,187.82, 5,779.35 and 2,325.18

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Solution

The fourth proportional to 4,187.82, 5,779.35 and 2,325.18 is: 3,208.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.82 : 5,779.35 = 2,325.18 : x
  2. Step 2: Convert to fraction form
    4,187.82/5,779.35 = 2,325.18/x
  3. Step 3: Cross multiply
    4,187.82x = 5,779.35 × 2,325.18
  4. Step 4: Simplify right side
    4,187.82x = 13,438,029.03
  5. Step 5: Solve for x
    x = 13,438,029.03/4,187.82
  6. Step 6: Final answer
    x = 3,208.84

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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.