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Finding the Fourth Proportional to 2,546.38, 3,819.57 and 903.10

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Solution

The fourth proportional to 2,546.38, 3,819.57 and 903.10 is: 1,354.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,546.38 : 3,819.57 = 903.10 : x
  2. Step 2: Convert to fraction form
    2,546.38/3,819.57 = 903.10/x
  3. Step 3: Cross multiply
    2,546.38x = 3,819.57 × 903.10
  4. Step 4: Simplify right side
    2,546.38x = 3,449,453.67
  5. Step 5: Solve for x
    x = 3,449,453.67/2,546.38
  6. Step 6: Final answer
    x = 1,354.65

Related Problems

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Half scale
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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.