Home / 5,941.88-8,911.01-3,129.18

Finding the Fourth Proportional to 5,941.88, 8,911.01 and 3,129.18

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Solution

The fourth proportional to 5,941.88, 8,911.01 and 3,129.18 is: 4,692.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,941.88 : 8,911.01 = 3,129.18 : x
  2. Step 2: Convert to fraction form
    5,941.88/8,911.01 = 3,129.18/x
  3. Step 3: Cross multiply
    5,941.88x = 8,911.01 × 3,129.18
  4. Step 4: Simplify right side
    5,941.88x = 27,884,138.63
  5. Step 5: Solve for x
    x = 27,884,138.63/5,941.88
  6. Step 6: Final answer
    x = 4,692.82

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1.5x scale

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.