Home / 3,711.81-5,567.97-1,079.32

Finding the Fourth Proportional to 3,711.81, 5,567.97 and 1,079.32

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Solution

The fourth proportional to 3,711.81, 5,567.97 and 1,079.32 is: 1,619.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.81 : 5,567.97 = 1,079.32 : x
  2. Step 2: Convert to fraction form
    3,711.81/5,567.97 = 1,079.32/x
  3. Step 3: Cross multiply
    3,711.81x = 5,567.97 × 1,079.32
  4. Step 4: Simplify right side
    3,711.81x = 6,009,608.93
  5. Step 5: Solve for x
    x = 6,009,608.93/3,711.81
  6. Step 6: Final answer
    x = 1,619.05

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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.