Home / 4,930.07-6,803.53-2,691.90

Finding the Fourth Proportional to 4,930.07, 6,803.53 and 2,691.90

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Solution

The fourth proportional to 4,930.07, 6,803.53 and 2,691.90 is: 3,714.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930.07 : 6,803.53 = 2,691.90 : x
  2. Step 2: Convert to fraction form
    4,930.07/6,803.53 = 2,691.90/x
  3. Step 3: Cross multiply
    4,930.07x = 6,803.53 × 2,691.90
  4. Step 4: Simplify right side
    4,930.07x = 18,314,415.68
  5. Step 5: Solve for x
    x = 18,314,415.68/4,930.07
  6. Step 6: Final answer
    x = 3,714.84

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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.