Home / 5,813.78-8,023.12-3,576.92

Finding the Fourth Proportional to 5,813.78, 8,023.12 and 3,576.92

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Solution

The fourth proportional to 5,813.78, 8,023.12 and 3,576.92 is: 4,936.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,813.78 : 8,023.12 = 3,576.92 : x
  2. Step 2: Convert to fraction form
    5,813.78/8,023.12 = 3,576.92/x
  3. Step 3: Cross multiply
    5,813.78x = 8,023.12 × 3,576.92
  4. Step 4: Simplify right side
    5,813.78x = 28,698,058.39
  5. Step 5: Solve for x
    x = 28,698,058.39/5,813.78
  6. Step 6: Final answer
    x = 4,936.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.