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Finding the Fourth Proportional to 6,765.39, 10,148.12 and 1,834.99

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Solution

The fourth proportional to 6,765.39, 10,148.12 and 1,834.99 is: 2,752.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765.39 : 10,148.12 = 1,834.99 : x
  2. Step 2: Convert to fraction form
    6,765.39/10,148.12 = 1,834.99/x
  3. Step 3: Cross multiply
    6,765.39x = 10,148.12 × 1,834.99
  4. Step 4: Simplify right side
    6,765.39x = 18,621,671.05
  5. Step 5: Solve for x
    x = 18,621,671.05/6,765.39
  6. Step 6: Final answer
    x = 2,752.49

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Double scale
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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.