Home / 6,313.44-9,471.18-2,153.70

Finding the Fourth Proportional to 6,313.44, 9,471.18 and 2,153.70

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Solution

The fourth proportional to 6,313.44, 9,471.18 and 2,153.70 is: 3,230.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,313.44 : 9,471.18 = 2,153.70 : x
  2. Step 2: Convert to fraction form
    6,313.44/9,471.18 = 2,153.70/x
  3. Step 3: Cross multiply
    6,313.44x = 9,471.18 × 2,153.70
  4. Step 4: Simplify right side
    6,313.44x = 20,398,080.37
  5. Step 5: Solve for x
    x = 20,398,080.37/6,313.44
  6. Step 6: Final answer
    x = 3,230.90

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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.