Home / 4,620.81-6,377.31-2,632.08

Finding the Fourth Proportional to 4,620.81, 6,377.31 and 2,632.08

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Solution

The fourth proportional to 4,620.81, 6,377.31 and 2,632.08 is: 3,632.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620.81 : 6,377.31 = 2,632.08 : x
  2. Step 2: Convert to fraction form
    4,620.81/6,377.31 = 2,632.08/x
  3. Step 3: Cross multiply
    4,620.81x = 6,377.31 × 2,632.08
  4. Step 4: Simplify right side
    4,620.81x = 16,785,590.10
  5. Step 5: Solve for x
    x = 16,785,590.10/4,620.81
  6. Step 6: Final answer
    x = 3,632.61

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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.