Home / 6,274.50-8,658.68-3,621.76

Finding the Fourth Proportional to 6,274.50, 8,658.68 and 3,621.76

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Solution

The fourth proportional to 6,274.50, 8,658.68 and 3,621.76 is: 4,997.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,274.50 : 8,658.68 = 3,621.76 : x
  2. Step 2: Convert to fraction form
    6,274.50/8,658.68 = 3,621.76/x
  3. Step 3: Cross multiply
    6,274.50x = 8,658.68 × 3,621.76
  4. Step 4: Simplify right side
    6,274.50x = 31,359,660.88
  5. Step 5: Solve for x
    x = 31,359,660.88/6,274.50
  6. Step 6: Final answer
    x = 4,997.95

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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.