Home / 4,775.92-6,590.83-2,680

Finding the Fourth Proportional to 4,775.92, 6,590.83 and 2,680

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Solution

The fourth proportional to 4,775.92, 6,590.83 and 2,680 is: 3,698.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.92 : 6,590.83 = 2,680 : x
  2. Step 2: Convert to fraction form
    4,775.92/6,590.83 = 2,680/x
  3. Step 3: Cross multiply
    4,775.92x = 6,590.83 × 2,680
  4. Step 4: Simplify right side
    4,775.92x = 17,663,424.40
  5. Step 5: Solve for x
    x = 17,663,424.40/4,775.92
  6. Step 6: Final answer
    x = 3,698.43

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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.