Home / 6,775.17-10,149.59-4,992.99

Finding the Fourth Proportional to 6,775.17, 10,149.59 and 4,992.99

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Solution

The fourth proportional to 6,775.17, 10,149.59 and 4,992.99 is: 7,479.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,775.17 : 10,149.59 = 4,992.99 : x
  2. Step 2: Convert to fraction form
    6,775.17/10,149.59 = 4,992.99/x
  3. Step 3: Cross multiply
    6,775.17x = 10,149.59 × 4,992.99
  4. Step 4: Simplify right side
    6,775.17x = 50,676,801.37
  5. Step 5: Solve for x
    x = 50,676,801.37/6,775.17
  6. Step 6: Final answer
    x = 7,479.78

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1.5x scale

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.