Home / 5,921-8,170.98-3,437

Finding the Fourth Proportional to 5,921, 8,170.98 and 3,437

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Solution

The fourth proportional to 5,921, 8,170.98 and 3,437 is: 4,743.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921 : 8,170.98 = 3,437 : x
  2. Step 2: Convert to fraction form
    5,921/8,170.98 = 3,437/x
  3. Step 3: Cross multiply
    5,921x = 8,170.98 × 3,437
  4. Step 4: Simplify right side
    5,921x = 28,083,658.26
  5. Step 5: Solve for x
    x = 28,083,658.26/5,921
  6. Step 6: Final answer
    x = 4,743.06

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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.