Home / 9,313.18-13,966.81-3,071.79

Finding the Fourth Proportional to 9,313.18, 13,966.81 and 3,071.79

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Solution

The fourth proportional to 9,313.18, 13,966.81 and 3,071.79 is: 4,606.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,313.18 : 13,966.81 = 3,071.79 : x
  2. Step 2: Convert to fraction form
    9,313.18/13,966.81 = 3,071.79/x
  3. Step 3: Cross multiply
    9,313.18x = 13,966.81 × 3,071.79
  4. Step 4: Simplify right side
    9,313.18x = 42,903,099.61
  5. Step 5: Solve for x
    x = 42,903,099.61/9,313.18
  6. Step 6: Final answer
    x = 4,606.71

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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.