Home / 2,908.35-4,013.57-1,582.07

Finding the Fourth Proportional to 2,908.35, 4,013.57 and 1,582.07

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Solution

The fourth proportional to 2,908.35, 4,013.57 and 1,582.07 is: 2,183.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908.35 : 4,013.57 = 1,582.07 : x
  2. Step 2: Convert to fraction form
    2,908.35/4,013.57 = 1,582.07/x
  3. Step 3: Cross multiply
    2,908.35x = 4,013.57 × 1,582.07
  4. Step 4: Simplify right side
    2,908.35x = 6,349,740.78
  5. Step 5: Solve for x
    x = 6,349,740.78/2,908.35
  6. Step 6: Final answer
    x = 2,183.28

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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.