Home / 2,525.99-3,788.37-2,115.32

Finding the Fourth Proportional to 2,525.99, 3,788.37 and 2,115.32

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Solution

The fourth proportional to 2,525.99, 3,788.37 and 2,115.32 is: 3,172.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525.99 : 3,788.37 = 2,115.32 : x
  2. Step 2: Convert to fraction form
    2,525.99/3,788.37 = 2,115.32/x
  3. Step 3: Cross multiply
    2,525.99x = 3,788.37 × 2,115.32
  4. Step 4: Simplify right side
    2,525.99x = 8,013,595.89
  5. Step 5: Solve for x
    x = 8,013,595.89/2,525.99
  6. Step 6: Final answer
    x = 3,172.46

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.