Home / 3,464.15-4,780.71-1,892.25

Finding the Fourth Proportional to 3,464.15, 4,780.71 and 1,892.25

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Solution

The fourth proportional to 3,464.15, 4,780.71 and 1,892.25 is: 2,611.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464.15 : 4,780.71 = 1,892.25 : x
  2. Step 2: Convert to fraction form
    3,464.15/4,780.71 = 1,892.25/x
  3. Step 3: Cross multiply
    3,464.15x = 4,780.71 × 1,892.25
  4. Step 4: Simplify right side
    3,464.15x = 9,046,298.50
  5. Step 5: Solve for x
    x = 9,046,298.50/3,464.15
  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.