Home / 5,377.07-8,062.46-3,187.34

Finding the Fourth Proportional to 5,377.07, 8,062.46 and 3,187.34

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Solution

The fourth proportional to 5,377.07, 8,062.46 and 3,187.34 is: 4,779.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.07 : 8,062.46 = 3,187.34 : x
  2. Step 2: Convert to fraction form
    5,377.07/8,062.46 = 3,187.34/x
  3. Step 3: Cross multiply
    5,377.07x = 8,062.46 × 3,187.34
  4. Step 4: Simplify right side
    5,377.07x = 25,697,745.01
  5. Step 5: Solve for x
    x = 25,697,745.01/5,377.07
  6. Step 6: Final answer
    x = 4,779.14

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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.