Home / 4,684.38-7,021.53-1,762.62

Finding the Fourth Proportional to 4,684.38, 7,021.53 and 1,762.62

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Solution

The fourth proportional to 4,684.38, 7,021.53 and 1,762.62 is: 2,642.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.38 : 7,021.53 = 1,762.62 : x
  2. Step 2: Convert to fraction form
    4,684.38/7,021.53 = 1,762.62/x
  3. Step 3: Cross multiply
    4,684.38x = 7,021.53 × 1,762.62
  4. Step 4: Simplify right side
    4,684.38x = 12,376,289.21
  5. Step 5: Solve for x
    x = 12,376,289.21/4,684.38
  6. Step 6: Final answer
    x = 2,642.03

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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.