Home / 9,351.83-12,902.22-6,171.10

Finding the Fourth Proportional to 9,351.83, 12,902.22 and 6,171.10

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Solution

The fourth proportional to 9,351.83, 12,902.22 and 6,171.10 is: 8,513.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,351.83 : 12,902.22 = 6,171.10 : x
  2. Step 2: Convert to fraction form
    9,351.83/12,902.22 = 6,171.10/x
  3. Step 3: Cross multiply
    9,351.83x = 12,902.22 × 6,171.10
  4. Step 4: Simplify right side
    9,351.83x = 79,620,857.59
  5. Step 5: Solve for x
    x = 79,620,857.59/9,351.83
  6. Step 6: Final answer
    x = 8,513.93

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Half scale
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Double scale
Find fourth proportional to 9,352.83, 12,903.60 and 6,172.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.