Home / 4,988.69-7,477.72-3,752.43

Finding the Fourth Proportional to 4,988.69, 7,477.72 and 3,752.43

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Solution

The fourth proportional to 4,988.69, 7,477.72 and 3,752.43 is: 5,624.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.69 : 7,477.72 = 3,752.43 : x
  2. Step 2: Convert to fraction form
    4,988.69/7,477.72 = 3,752.43/x
  3. Step 3: Cross multiply
    4,988.69x = 7,477.72 × 3,752.43
  4. Step 4: Simplify right side
    4,988.69x = 28,059,583.44
  5. Step 5: Solve for x
    x = 28,059,583.44/4,988.69
  6. Step 6: Final answer
    x = 5,624.64

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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.