Home / 4,275.06-6,412.17-2,085.30

Finding the Fourth Proportional to 4,275.06, 6,412.17 and 2,085.30

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Solution

The fourth proportional to 4,275.06, 6,412.17 and 2,085.30 is: 3,127.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275.06 : 6,412.17 = 2,085.30 : x
  2. Step 2: Convert to fraction form
    4,275.06/6,412.17 = 2,085.30/x
  3. Step 3: Cross multiply
    4,275.06x = 6,412.17 × 2,085.30
  4. Step 4: Simplify right side
    4,275.06x = 13,371,321.95
  5. Step 5: Solve for x
    x = 13,371,321.95/4,275.06
  6. Step 6: Final answer
    x = 3,127.75

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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.