Home / 9,481.29-14,218.86-3,931.65

Finding the Fourth Proportional to 9,481.29, 14,218.86 and 3,931.65

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Solution

The fourth proportional to 9,481.29, 14,218.86 and 3,931.65 is: 5,896.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,481.29 : 14,218.86 = 3,931.65 : x
  2. Step 2: Convert to fraction form
    9,481.29/14,218.86 = 3,931.65/x
  3. Step 3: Cross multiply
    9,481.29x = 14,218.86 × 3,931.65
  4. Step 4: Simplify right side
    9,481.29x = 55,903,580.92
  5. Step 5: Solve for x
    x = 55,903,580.92/9,481.29
  6. Step 6: Final answer
    x = 5,896.20

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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.