Home / 10,798.32-16,198.84-4,223.65

Finding the Fourth Proportional to 10,798.32, 16,198.84 and 4,223.65

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Solution

The fourth proportional to 10,798.32, 16,198.84 and 4,223.65 is: 6,336.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,798.32 : 16,198.84 = 4,223.65 : x
  2. Step 2: Convert to fraction form
    10,798.32/16,198.84 = 4,223.65/x
  3. Step 3: Cross multiply
    10,798.32x = 16,198.84 × 4,223.65
  4. Step 4: Simplify right side
    10,798.32x = 68,418,128.45
  5. Step 5: Solve for x
    x = 68,418,128.45/10,798.32
  6. Step 6: Final answer
    x = 6,336.00

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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.