Home / 6,313.12-9,469.74-1,930.61

Finding the Fourth Proportional to 6,313.12, 9,469.74 and 1,930.61

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Solution

The fourth proportional to 6,313.12, 9,469.74 and 1,930.61 is: 2,895.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,313.12 : 9,469.74 = 1,930.61 : x
  2. Step 2: Convert to fraction form
    6,313.12/9,469.74 = 1,930.61/x
  3. Step 3: Cross multiply
    6,313.12x = 9,469.74 × 1,930.61
  4. Step 4: Simplify right side
    6,313.12x = 18,282,374.74
  5. Step 5: Solve for x
    x = 18,282,374.74/6,313.12
  6. Step 6: Final answer
    x = 2,895.93

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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.