Home / 4,114.64-6,172.73-1,649.66

Finding the Fourth Proportional to 4,114.64, 6,172.73 and 1,649.66

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Solution

The fourth proportional to 4,114.64, 6,172.73 and 1,649.66 is: 2,474.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114.64 : 6,172.73 = 1,649.66 : x
  2. Step 2: Convert to fraction form
    4,114.64/6,172.73 = 1,649.66/x
  3. Step 3: Cross multiply
    4,114.64x = 6,172.73 × 1,649.66
  4. Step 4: Simplify right side
    4,114.64x = 10,182,877.49
  5. Step 5: Solve for x
    x = 10,182,877.49/4,114.64
  6. Step 6: Final answer
    x = 2,474.79

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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.