Home / 9,543.92-13,183.23-7,955.76

Finding the Fourth Proportional to 9,543.92, 13,183.23 and 7,955.76

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Solution

The fourth proportional to 9,543.92, 13,183.23 and 7,955.76 is: 10,989.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,543.92 : 13,183.23 = 7,955.76 : x
  2. Step 2: Convert to fraction form
    9,543.92/13,183.23 = 7,955.76/x
  3. Step 3: Cross multiply
    9,543.92x = 13,183.23 × 7,955.76
  4. Step 4: Simplify right side
    9,543.92x = 104,882,633.79
  5. Step 5: Solve for x
    x = 104,882,633.79/9,543.92
  6. Step 6: Final answer
    x = 10,989.47

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Double scale
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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.