Home / 6,313.05-9,469.58-1,931.85

Finding the Fourth Proportional to 6,313.05, 9,469.58 and 1,931.85

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Solution

The fourth proportional to 6,313.05, 9,469.58 and 1,931.85 is: 2,897.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,313.05 : 9,469.58 = 1,931.85 : x
  2. Step 2: Convert to fraction form
    6,313.05/9,469.58 = 1,931.85/x
  3. Step 3: Cross multiply
    6,313.05x = 9,469.58 × 1,931.85
  4. Step 4: Simplify right side
    6,313.05x = 18,293,798.46
  5. Step 5: Solve for x
    x = 18,293,798.46/6,313.05
  6. Step 6: Final answer
    x = 2,897.78

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Similar ratio
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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.