Home / 2,182.26-3,276.06-1,013.40

Finding the Fourth Proportional to 2,182.26, 3,276.06 and 1,013.40

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Solution

The fourth proportional to 2,182.26, 3,276.06 and 1,013.40 is: 1,521.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182.26 : 3,276.06 = 1,013.40 : x
  2. Step 2: Convert to fraction form
    2,182.26/3,276.06 = 1,013.40/x
  3. Step 3: Cross multiply
    2,182.26x = 3,276.06 × 1,013.40
  4. Step 4: Simplify right side
    2,182.26x = 3,319,959.20
  5. Step 5: Solve for x
    x = 3,319,959.20/2,182.26
  6. Step 6: Final answer
    x = 1,521.34

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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.