Home / 6,815.35-10,223.02-1,817.72

Finding the Fourth Proportional to 6,815.35, 10,223.02 and 1,817.72

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Solution

The fourth proportional to 6,815.35, 10,223.02 and 1,817.72 is: 2,726.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,815.35 : 10,223.02 = 1,817.72 : x
  2. Step 2: Convert to fraction form
    6,815.35/10,223.02 = 1,817.72/x
  3. Step 3: Cross multiply
    6,815.35x = 10,223.02 × 1,817.72
  4. Step 4: Simplify right side
    6,815.35x = 18,582,608.93
  5. Step 5: Solve for x
    x = 18,582,608.93/6,815.35
  6. Step 6: Final answer
    x = 2,726.58

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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.