Home / 1,341.08-2,012.14-1,083.48

Finding the Fourth Proportional to 1,341.08, 2,012.14 and 1,083.48

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Solution

The fourth proportional to 1,341.08, 2,012.14 and 1,083.48 is: 1,625.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341.08 : 2,012.14 = 1,083.48 : x
  2. Step 2: Convert to fraction form
    1,341.08/2,012.14 = 1,083.48/x
  3. Step 3: Cross multiply
    1,341.08x = 2,012.14 × 1,083.48
  4. Step 4: Simplify right side
    1,341.08x = 2,180,113.45
  5. Step 5: Solve for x
    x = 2,180,113.45/1,341.08
  6. Step 6: Final answer
    x = 1,625.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.