Home / 3,106.12-4,658.70-2,934.76

Finding the Fourth Proportional to 3,106.12, 4,658.70 and 2,934.76

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Solution

The fourth proportional to 3,106.12, 4,658.70 and 2,934.76 is: 4,401.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106.12 : 4,658.70 = 2,934.76 : x
  2. Step 2: Convert to fraction form
    3,106.12/4,658.70 = 2,934.76/x
  3. Step 3: Cross multiply
    3,106.12x = 4,658.70 × 2,934.76
  4. Step 4: Simplify right side
    3,106.12x = 13,672,166.41
  5. Step 5: Solve for x
    x = 13,672,166.41/3,106.12
  6. Step 6: Final answer
    x = 4,401.69

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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.