Home / 6,628.05-9,942.12-2,245.59

Finding the Fourth Proportional to 6,628.05, 9,942.12 and 2,245.59

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Solution

The fourth proportional to 6,628.05, 9,942.12 and 2,245.59 is: 3,368.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,628.05 : 9,942.12 = 2,245.59 : x
  2. Step 2: Convert to fraction form
    6,628.05/9,942.12 = 2,245.59/x
  3. Step 3: Cross multiply
    6,628.05x = 9,942.12 × 2,245.59
  4. Step 4: Simplify right side
    6,628.05x = 22,325,925.25
  5. Step 5: Solve for x
    x = 22,325,925.25/6,628.05
  6. Step 6: Final answer
    x = 3,368.40

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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.