Home / 2,908.31-4,013.46-1,582.01

Finding the Fourth Proportional to 2,908.31, 4,013.46 and 1,582.01

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Solution

The fourth proportional to 2,908.31, 4,013.46 and 1,582.01 is: 2,183.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908.31 : 4,013.46 = 1,582.01 : x
  2. Step 2: Convert to fraction form
    2,908.31/4,013.46 = 1,582.01/x
  3. Step 3: Cross multiply
    2,908.31x = 4,013.46 × 1,582.01
  4. Step 4: Simplify right side
    2,908.31x = 6,349,313.79
  5. Step 5: Solve for x
    x = 6,349,313.79/2,908.31
  6. Step 6: Final answer
    x = 2,183.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.