Home / 6,916.68-10,372.74-2,757.72

Finding the Fourth Proportional to 6,916.68, 10,372.74 and 2,757.72

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Solution

The fourth proportional to 6,916.68, 10,372.74 and 2,757.72 is: 4,135.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,916.68 : 10,372.74 = 2,757.72 : x
  2. Step 2: Convert to fraction form
    6,916.68/10,372.74 = 2,757.72/x
  3. Step 3: Cross multiply
    6,916.68x = 10,372.74 × 2,757.72
  4. Step 4: Simplify right side
    6,916.68x = 28,605,112.55
  5. Step 5: Solve for x
    x = 28,605,112.55/6,916.68
  6. Step 6: Final answer
    x = 4,135.67

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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.