Home / 6,314.25-8,713.85-3,519.93

Finding the Fourth Proportional to 6,314.25, 8,713.85 and 3,519.93

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Solution

The fourth proportional to 6,314.25, 8,713.85 and 3,519.93 is: 4,857.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,314.25 : 8,713.85 = 3,519.93 : x
  2. Step 2: Convert to fraction form
    6,314.25/8,713.85 = 3,519.93/x
  3. Step 3: Cross multiply
    6,314.25x = 8,713.85 × 3,519.93
  4. Step 4: Simplify right side
    6,314.25x = 30,672,124.43
  5. Step 5: Solve for x
    x = 30,672,124.43/6,314.25
  6. Step 6: Final answer
    x = 4,857.60

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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.