Home / 3,977.77-5,966.66-1,512.01

Finding the Fourth Proportional to 3,977.77, 5,966.66 and 1,512.01

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Solution

The fourth proportional to 3,977.77, 5,966.66 and 1,512.01 is: 2,268.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,977.77 : 5,966.66 = 1,512.01 : x
  2. Step 2: Convert to fraction form
    3,977.77/5,966.66 = 1,512.01/x
  3. Step 3: Cross multiply
    3,977.77x = 5,966.66 × 1,512.01
  4. Step 4: Simplify right side
    3,977.77x = 9,021,649.59
  5. Step 5: Solve for x
    x = 9,021,649.59/3,977.77
  6. Step 6: Final answer
    x = 2,268.02

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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.