Home / 6,856.08-9,461.36-3,712.26

Finding the Fourth Proportional to 6,856.08, 9,461.36 and 3,712.26

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Solution

The fourth proportional to 6,856.08, 9,461.36 and 3,712.26 is: 5,122.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,856.08 : 9,461.36 = 3,712.26 : x
  2. Step 2: Convert to fraction form
    6,856.08/9,461.36 = 3,712.26/x
  3. Step 3: Cross multiply
    6,856.08x = 9,461.36 × 3,712.26
  4. Step 4: Simplify right side
    6,856.08x = 35,123,028.27
  5. Step 5: Solve for x
    x = 35,123,028.27/6,856.08
  6. Step 6: Final answer
    x = 5,122.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.