Home / 6,905.22-10,358.44-1,974.76

Finding the Fourth Proportional to 6,905.22, 10,358.44 and 1,974.76

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Solution

The fourth proportional to 6,905.22, 10,358.44 and 1,974.76 is: 2,962.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905.22 : 10,358.44 = 1,974.76 : x
  2. Step 2: Convert to fraction form
    6,905.22/10,358.44 = 1,974.76/x
  3. Step 3: Cross multiply
    6,905.22x = 10,358.44 × 1,974.76
  4. Step 4: Simplify right side
    6,905.22x = 20,455,432.97
  5. Step 5: Solve for x
    x = 20,455,432.97/6,905.22
  6. Step 6: Final answer
    x = 2,962.31

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Similar ratio
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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.