Home / 6,884.37-10,309.98-4,770.17

Finding the Fourth Proportional to 6,884.37, 10,309.98 and 4,770.17

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Solution

The fourth proportional to 6,884.37, 10,309.98 and 4,770.17 is: 7,143.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,884.37 : 10,309.98 = 4,770.17 : x
  2. Step 2: Convert to fraction form
    6,884.37/10,309.98 = 4,770.17/x
  3. Step 3: Cross multiply
    6,884.37x = 10,309.98 × 4,770.17
  4. Step 4: Simplify right side
    6,884.37x = 49,180,305.75
  5. Step 5: Solve for x
    x = 49,180,305.75/6,884.37
  6. Step 6: Final answer
    x = 7,143.76

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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.