Home / 6,876.28-10,313.90-2,196.10

Finding the Fourth Proportional to 6,876.28, 10,313.90 and 2,196.10

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Solution

The fourth proportional to 6,876.28, 10,313.90 and 2,196.10 is: 3,293.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876.28 : 10,313.90 = 2,196.10 : x
  2. Step 2: Convert to fraction form
    6,876.28/10,313.90 = 2,196.10/x
  3. Step 3: Cross multiply
    6,876.28x = 10,313.90 × 2,196.10
  4. Step 4: Simplify right side
    6,876.28x = 22,650,355.79
  5. Step 5: Solve for x
    x = 22,650,355.79/6,876.28
  6. Step 6: Final answer
    x = 3,293.98

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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.