Home / 5,975.26-8,963.22-1,815.40

Finding the Fourth Proportional to 5,975.26, 8,963.22 and 1,815.40

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Solution

The fourth proportional to 5,975.26, 8,963.22 and 1,815.40 is: 2,723.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,975.26 : 8,963.22 = 1,815.40 : x
  2. Step 2: Convert to fraction form
    5,975.26/8,963.22 = 1,815.40/x
  3. Step 3: Cross multiply
    5,975.26x = 8,963.22 × 1,815.40
  4. Step 4: Simplify right side
    5,975.26x = 16,271,829.59
  5. Step 5: Solve for x
    x = 16,271,829.59/5,975.26
  6. Step 6: Final answer
    x = 2,723.20

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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.