Home / 4,632.30-6,942.21-2,988

Finding the Fourth Proportional to 4,632.30, 6,942.21 and 2,988

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Solution

The fourth proportional to 4,632.30, 6,942.21 and 2,988 is: 4,477.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,632.30 : 6,942.21 = 2,988 : x
  2. Step 2: Convert to fraction form
    4,632.30/6,942.21 = 2,988/x
  3. Step 3: Cross multiply
    4,632.30x = 6,942.21 × 2,988
  4. Step 4: Simplify right side
    4,632.30x = 20,743,323.48
  5. Step 5: Solve for x
    x = 20,743,323.48/4,632.30
  6. Step 6: Final answer
    x = 4,477.97

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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.