Home / 11,173.07-16,762.37-3,381.90

Finding the Fourth Proportional to 11,173.07, 16,762.37 and 3,381.90

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Solution

The fourth proportional to 11,173.07, 16,762.37 and 3,381.90 is: 5,073.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,173.07 : 16,762.37 = 3,381.90 : x
  2. Step 2: Convert to fraction form
    11,173.07/16,762.37 = 3,381.90/x
  3. Step 3: Cross multiply
    11,173.07x = 16,762.37 × 3,381.90
  4. Step 4: Simplify right side
    11,173.07x = 56,688,642.19
  5. Step 5: Solve for x
    x = 56,688,642.19/11,173.07
  6. Step 6: Final answer
    x = 5,073.69

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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.