Home / 6,516.38-9,775.59-2,132.83

Finding the Fourth Proportional to 6,516.38, 9,775.59 and 2,132.83

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Solution

The fourth proportional to 6,516.38, 9,775.59 and 2,132.83 is: 3,199.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516.38 : 9,775.59 = 2,132.83 : x
  2. Step 2: Convert to fraction form
    6,516.38/9,775.59 = 2,132.83/x
  3. Step 3: Cross multiply
    6,516.38x = 9,775.59 × 2,132.83
  4. Step 4: Simplify right side
    6,516.38x = 20,849,675.84
  5. Step 5: Solve for x
    x = 20,849,675.84/6,516.38
  6. Step 6: Final answer
    x = 3,199.58

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Half scale
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Double scale
Find fourth proportional to 6,517.38, 9,777.09 and 2,133.83
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.