Home / 4,922.84-6,800-3,649.30

Finding the Fourth Proportional to 4,922.84, 6,800 and 3,649.30

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Solution

The fourth proportional to 4,922.84, 6,800 and 3,649.30 is: 5,040.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,922.84 : 6,800 = 3,649.30 : x
  2. Step 2: Convert to fraction form
    4,922.84/6,800 = 3,649.30/x
  3. Step 3: Cross multiply
    4,922.84x = 6,800 × 3,649.30
  4. Step 4: Simplify right side
    4,922.84x = 24,815,240
  5. Step 5: Solve for x
    x = 24,815,240/4,922.84
  6. Step 6: Final answer
    x = 5,040.84

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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.