Home / 2,959.22-4,437.10-1,205.06

Finding the Fourth Proportional to 2,959.22, 4,437.10 and 1,205.06

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Solution

The fourth proportional to 2,959.22, 4,437.10 and 1,205.06 is: 1,806.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959.22 : 4,437.10 = 1,205.06 : x
  2. Step 2: Convert to fraction form
    2,959.22/4,437.10 = 1,205.06/x
  3. Step 3: Cross multiply
    2,959.22x = 4,437.10 × 1,205.06
  4. Step 4: Simplify right side
    2,959.22x = 5,346,979.81
  5. Step 5: Solve for x
    x = 5,346,979.81/2,959.22
  6. Step 6: Final answer
    x = 1,806.89

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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.