Home / 1,583.13-2,181.83-1,051.08

Finding the Fourth Proportional to 1,583.13, 2,181.83 and 1,051.08

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Solution

The fourth proportional to 1,583.13, 2,181.83 and 1,051.08 is: 1,448.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583.13 : 2,181.83 = 1,051.08 : x
  2. Step 2: Convert to fraction form
    1,583.13/2,181.83 = 1,051.08/x
  3. Step 3: Cross multiply
    1,583.13x = 2,181.83 × 1,051.08
  4. Step 4: Simplify right side
    1,583.13x = 2,293,264.44
  5. Step 5: Solve for x
    x = 2,293,264.44/1,583.13
  6. Step 6: Final answer
    x = 1,448.56

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Why These Related Problems?

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