Home / 2,219.04-3,061.98-1,335.06

Finding the Fourth Proportional to 2,219.04, 3,061.98 and 1,335.06

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Solution

The fourth proportional to 2,219.04, 3,061.98 and 1,335.06 is: 1,842.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219.04 : 3,061.98 = 1,335.06 : x
  2. Step 2: Convert to fraction form
    2,219.04/3,061.98 = 1,335.06/x
  3. Step 3: Cross multiply
    2,219.04x = 3,061.98 × 1,335.06
  4. Step 4: Simplify right side
    2,219.04x = 4,087,927.02
  5. Step 5: Solve for x
    x = 4,087,927.02/2,219.04
  6. Step 6: Final answer
    x = 1,842.21

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.