Home / 6,823.10-10,234.65-5,786.30

Finding the Fourth Proportional to 6,823.10, 10,234.65 and 5,786.30

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Solution

The fourth proportional to 6,823.10, 10,234.65 and 5,786.30 is: 8,679.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,823.10 : 10,234.65 = 5,786.30 : x
  2. Step 2: Convert to fraction form
    6,823.10/10,234.65 = 5,786.30/x
  3. Step 3: Cross multiply
    6,823.10x = 10,234.65 × 5,786.30
  4. Step 4: Simplify right side
    6,823.10x = 59,220,755.30
  5. Step 5: Solve for x
    x = 59,220,755.30/6,823.10
  6. Step 6: Final answer
    x = 8,679.45

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Double scale
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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.