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Finding the Fourth Proportional to 3,037.92, 4,556.88 and 846.65

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Solution

The fourth proportional to 3,037.92, 4,556.88 and 846.65 is: 1,269.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037.92 : 4,556.88 = 846.65 : x
  2. Step 2: Convert to fraction form
    3,037.92/4,556.88 = 846.65/x
  3. Step 3: Cross multiply
    3,037.92x = 4,556.88 × 846.65
  4. Step 4: Simplify right side
    3,037.92x = 3,858,059.67
  5. Step 5: Solve for x
    x = 3,858,059.67/3,037.92
  6. Step 6: Final answer
    x = 1,269.97

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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.