Home / 3,914.81-5,877.43-2,272.53

Finding the Fourth Proportional to 3,914.81, 5,877.43 and 2,272.53

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Solution

The fourth proportional to 3,914.81, 5,877.43 and 2,272.53 is: 3,411.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914.81 : 5,877.43 = 2,272.53 : x
  2. Step 2: Convert to fraction form
    3,914.81/5,877.43 = 2,272.53/x
  3. Step 3: Cross multiply
    3,914.81x = 5,877.43 × 2,272.53
  4. Step 4: Simplify right side
    3,914.81x = 13,356,636.00
  5. Step 5: Solve for x
    x = 13,356,636.00/3,914.81
  6. Step 6: Final answer
    x = 3,411.82

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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.