Home / 2,706.11-4,058.40-1,146.05

Finding the Fourth Proportional to 2,706.11, 4,058.40 and 1,146.05

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Solution

The fourth proportional to 2,706.11, 4,058.40 and 1,146.05 is: 1,718.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,706.11 : 4,058.40 = 1,146.05 : x
  2. Step 2: Convert to fraction form
    2,706.11/4,058.40 = 1,146.05/x
  3. Step 3: Cross multiply
    2,706.11x = 4,058.40 × 1,146.05
  4. Step 4: Simplify right side
    2,706.11x = 4,651,128.54
  5. Step 5: Solve for x
    x = 4,651,128.54/2,706.11
  6. Step 6: Final answer
    x = 1,718.75

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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.