Home / 2,841.30-4,263.12-1,111.14

Finding the Fourth Proportional to 2,841.30, 4,263.12 and 1,111.14

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Solution

The fourth proportional to 2,841.30, 4,263.12 and 1,111.14 is: 1,667.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841.30 : 4,263.12 = 1,111.14 : x
  2. Step 2: Convert to fraction form
    2,841.30/4,263.12 = 1,111.14/x
  3. Step 3: Cross multiply
    2,841.30x = 4,263.12 × 1,111.14
  4. Step 4: Simplify right side
    2,841.30x = 4,736,923.16
  5. Step 5: Solve for x
    x = 4,736,923.16/2,841.30
  6. Step 6: Final answer
    x = 1,667.17

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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.