Home / 1,953.14-2,930.25-1,088.06

Finding the Fourth Proportional to 1,953.14, 2,930.25 and 1,088.06

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Solution

The fourth proportional to 1,953.14, 2,930.25 and 1,088.06 is: 1,632.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953.14 : 2,930.25 = 1,088.06 : x
  2. Step 2: Convert to fraction form
    1,953.14/2,930.25 = 1,088.06/x
  3. Step 3: Cross multiply
    1,953.14x = 2,930.25 × 1,088.06
  4. Step 4: Simplify right side
    1,953.14x = 3,188,287.82
  5. Step 5: Solve for x
    x = 3,188,287.82/1,953.14
  6. Step 6: Final answer
    x = 1,632.39

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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.