Home / 6,984.82-10,473.58-4,520.80

Finding the Fourth Proportional to 6,984.82, 10,473.58 and 4,520.80

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Solution

The fourth proportional to 6,984.82, 10,473.58 and 4,520.80 is: 6,778.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,984.82 : 10,473.58 = 4,520.80 : x
  2. Step 2: Convert to fraction form
    6,984.82/10,473.58 = 4,520.80/x
  3. Step 3: Cross multiply
    6,984.82x = 10,473.58 × 4,520.80
  4. Step 4: Simplify right side
    6,984.82x = 47,348,960.46
  5. Step 5: Solve for x
    x = 47,348,960.46/6,984.82
  6. Step 6: Final answer
    x = 6,778.84

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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.