Home / 9,908.85-13,674.36-5,930.13

Finding the Fourth Proportional to 9,908.85, 13,674.36 and 5,930.13

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Solution

The fourth proportional to 9,908.85, 13,674.36 and 5,930.13 is: 8,183.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,908.85 : 13,674.36 = 5,930.13 : x
  2. Step 2: Convert to fraction form
    9,908.85/13,674.36 = 5,930.13/x
  3. Step 3: Cross multiply
    9,908.85x = 13,674.36 × 5,930.13
  4. Step 4: Simplify right side
    9,908.85x = 81,090,732.47
  5. Step 5: Solve for x
    x = 81,090,732.47/9,908.85
  6. Step 6: Final answer
    x = 8,183.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.