Home / 6,916.48-10,372.90-2,756.32

Finding the Fourth Proportional to 6,916.48, 10,372.90 and 2,756.32

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Solution

The fourth proportional to 6,916.48, 10,372.90 and 2,756.32 is: 4,133.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,916.48 : 10,372.90 = 2,756.32 : x
  2. Step 2: Convert to fraction form
    6,916.48/10,372.90 = 2,756.32/x
  3. Step 3: Cross multiply
    6,916.48x = 10,372.90 × 2,756.32
  4. Step 4: Simplify right side
    6,916.48x = 28,591,031.73
  5. Step 5: Solve for x
    x = 28,591,031.73/6,916.48
  6. Step 6: Final answer
    x = 4,133.75

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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.