Home / 8,916.43-13,376.16-3,071.67

Finding the Fourth Proportional to 8,916.43, 13,376.16 and 3,071.67

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Solution

The fourth proportional to 8,916.43, 13,376.16 and 3,071.67 is: 4,608.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,916.43 : 13,376.16 = 3,071.67 : x
  2. Step 2: Convert to fraction form
    8,916.43/13,376.16 = 3,071.67/x
  3. Step 3: Cross multiply
    8,916.43x = 13,376.16 × 3,071.67
  4. Step 4: Simplify right side
    8,916.43x = 41,087,183.11
  5. Step 5: Solve for x
    x = 41,087,183.11/8,916.43
  6. Step 6: Final answer
    x = 4,608.03

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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.