Home / 3,762.18-5,644.53-1,814.13

Finding the Fourth Proportional to 3,762.18, 5,644.53 and 1,814.13

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Solution

The fourth proportional to 3,762.18, 5,644.53 and 1,814.13 is: 2,721.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,762.18 : 5,644.53 = 1,814.13 : x
  2. Step 2: Convert to fraction form
    3,762.18/5,644.53 = 1,814.13/x
  3. Step 3: Cross multiply
    3,762.18x = 5,644.53 × 1,814.13
  4. Step 4: Simplify right side
    3,762.18x = 10,239,911.21
  5. Step 5: Solve for x
    x = 10,239,911.21/3,762.18
  6. Step 6: Final answer
    x = 2,721.80

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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.