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Finding the Fourth Proportional to 6,274.88, 9,410.39 and 2,113.77

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Solution

The fourth proportional to 6,274.88, 9,410.39 and 2,113.77 is: 3,170.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,274.88 : 9,410.39 = 2,113.77 : x
  2. Step 2: Convert to fraction form
    6,274.88/9,410.39 = 2,113.77/x
  3. Step 3: Cross multiply
    6,274.88x = 9,410.39 × 2,113.77
  4. Step 4: Simplify right side
    6,274.88x = 19,891,375.95
  5. Step 5: Solve for x
    x = 19,891,375.95/6,274.88
  6. Step 6: Final answer
    x = 3,170.00

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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.