Home / 2,090.14-3,133.36-1,048.65

Finding the Fourth Proportional to 2,090.14, 3,133.36 and 1,048.65

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Solution

The fourth proportional to 2,090.14, 3,133.36 and 1,048.65 is: 1,572.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090.14 : 3,133.36 = 1,048.65 : x
  2. Step 2: Convert to fraction form
    2,090.14/3,133.36 = 1,048.65/x
  3. Step 3: Cross multiply
    2,090.14x = 3,133.36 × 1,048.65
  4. Step 4: Simplify right side
    2,090.14x = 3,285,787.52
  5. Step 5: Solve for x
    x = 3,285,787.52/2,090.14
  6. Step 6: Final answer
    x = 1,572.04

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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.