Home / 6,922.10-10,383.15-4,297.70

Finding the Fourth Proportional to 6,922.10, 10,383.15 and 4,297.70

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Solution

The fourth proportional to 6,922.10, 10,383.15 and 4,297.70 is: 6,446.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,922.10 : 10,383.15 = 4,297.70 : x
  2. Step 2: Convert to fraction form
    6,922.10/10,383.15 = 4,297.70/x
  3. Step 3: Cross multiply
    6,922.10x = 10,383.15 × 4,297.70
  4. Step 4: Simplify right side
    6,922.10x = 44,623,663.76
  5. Step 5: Solve for x
    x = 44,623,663.76/6,922.10
  6. Step 6: Final answer
    x = 6,446.55

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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.