Home / 3,464.12-4,780.68-1,892.24

Finding the Fourth Proportional to 3,464.12, 4,780.68 and 1,892.24

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Solution

The fourth proportional to 3,464.12, 4,780.68 and 1,892.24 is: 2,611.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464.12 : 4,780.68 = 1,892.24 : x
  2. Step 2: Convert to fraction form
    3,464.12/4,780.68 = 1,892.24/x
  3. Step 3: Cross multiply
    3,464.12x = 4,780.68 × 1,892.24
  4. Step 4: Simplify right side
    3,464.12x = 9,046,193.92
  5. Step 5: Solve for x
    x = 9,046,193.92/3,464.12
  6. Step 6: Final answer
    x = 2,611.40

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Half scale
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Double scale
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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.