Home / 4,930.10-6,803.57-2,691.99

Finding the Fourth Proportional to 4,930.10, 6,803.57 and 2,691.99

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Solution

The fourth proportional to 4,930.10, 6,803.57 and 2,691.99 is: 3,714.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930.10 : 6,803.57 = 2,691.99 : x
  2. Step 2: Convert to fraction form
    4,930.10/6,803.57 = 2,691.99/x
  3. Step 3: Cross multiply
    4,930.10x = 6,803.57 × 2,691.99
  4. Step 4: Simplify right side
    4,930.10x = 18,315,121.24
  5. Step 5: Solve for x
    x = 18,315,121.24/4,930.10
  6. Step 6: Final answer
    x = 3,714.96

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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.