Home / 3,977.59-5,966.39-1,055.92

Finding the Fourth Proportional to 3,977.59, 5,966.39 and 1,055.92

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Solution

The fourth proportional to 3,977.59, 5,966.39 and 1,055.92 is: 1,583.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,977.59 : 5,966.39 = 1,055.92 : x
  2. Step 2: Convert to fraction form
    3,977.59/5,966.39 = 1,055.92/x
  3. Step 3: Cross multiply
    3,977.59x = 5,966.39 × 1,055.92
  4. Step 4: Simplify right side
    3,977.59x = 6,300,030.53
  5. Step 5: Solve for x
    x = 6,300,030.53/3,977.59
  6. Step 6: Final answer
    x = 1,583.88

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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.