Home / 4,934.10-7,401.60-2,011.80

Finding the Fourth Proportional to 4,934.10, 7,401.60 and 2,011.80

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Solution

The fourth proportional to 4,934.10, 7,401.60 and 2,011.80 is: 3,017.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,934.10 : 7,401.60 = 2,011.80 : x
  2. Step 2: Convert to fraction form
    4,934.10/7,401.60 = 2,011.80/x
  3. Step 3: Cross multiply
    4,934.10x = 7,401.60 × 2,011.80
  4. Step 4: Simplify right side
    4,934.10x = 14,890,538.88
  5. Step 5: Solve for x
    x = 14,890,538.88/4,934.10
  6. Step 6: Final answer
    x = 3,017.88

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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.