Home / 6,830.18-10,245.84-1,899.86

Finding the Fourth Proportional to 6,830.18, 10,245.84 and 1,899.86

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Solution

The fourth proportional to 6,830.18, 10,245.84 and 1,899.86 is: 2,849.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,830.18 : 10,245.84 = 1,899.86 : x
  2. Step 2: Convert to fraction form
    6,830.18/10,245.84 = 1,899.86/x
  3. Step 3: Cross multiply
    6,830.18x = 10,245.84 × 1,899.86
  4. Step 4: Simplify right side
    6,830.18x = 19,465,610.35
  5. Step 5: Solve for x
    x = 19,465,610.35/6,830.18
  6. Step 6: Final answer
    x = 2,849.94

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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.