Home / 2,486.48-3,730.49-1,025.75

Finding the Fourth Proportional to 2,486.48, 3,730.49 and 1,025.75

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Solution

The fourth proportional to 2,486.48, 3,730.49 and 1,025.75 is: 1,538.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486.48 : 3,730.49 = 1,025.75 : x
  2. Step 2: Convert to fraction form
    2,486.48/3,730.49 = 1,025.75/x
  3. Step 3: Cross multiply
    2,486.48x = 3,730.49 × 1,025.75
  4. Step 4: Simplify right side
    2,486.48x = 3,826,526.34
  5. Step 5: Solve for x
    x = 3,826,526.34/2,486.48
  6. Step 6: Final answer
    x = 1,538.94

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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.