Home / 2,480.30-3,715.70-1,246.26

Finding the Fourth Proportional to 2,480.30, 3,715.70 and 1,246.26

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Solution

The fourth proportional to 2,480.30, 3,715.70 and 1,246.26 is: 1,867.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,480.30 : 3,715.70 = 1,246.26 : x
  2. Step 2: Convert to fraction form
    2,480.30/3,715.70 = 1,246.26/x
  3. Step 3: Cross multiply
    2,480.30x = 3,715.70 × 1,246.26
  4. Step 4: Simplify right side
    2,480.30x = 4,630,722.05
  5. Step 5: Solve for x
    x = 4,630,722.05/2,480.30
  6. Step 6: Final answer
    x = 1,867.00

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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.