Home / 6,856.03-9,461.33-3,712.22

Finding the Fourth Proportional to 6,856.03, 9,461.33 and 3,712.22

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Solution

The fourth proportional to 6,856.03, 9,461.33 and 3,712.22 is: 5,122.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,856.03 : 9,461.33 = 3,712.22 : x
  2. Step 2: Convert to fraction form
    6,856.03/9,461.33 = 3,712.22/x
  3. Step 3: Cross multiply
    6,856.03x = 9,461.33 × 3,712.22
  4. Step 4: Simplify right side
    6,856.03x = 35,122,538.45
  5. Step 5: Solve for x
    x = 35,122,538.45/6,856.03
  6. Step 6: Final answer
    x = 5,122.87

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Half scale
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Double scale
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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.