Home / 2,845.34-4,268.01-897.70

Finding the Fourth Proportional to 2,845.34, 4,268.01 and 897.70

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Solution

The fourth proportional to 2,845.34, 4,268.01 and 897.70 is: 1,346.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.34 : 4,268.01 = 897.70 : x
  2. Step 2: Convert to fraction form
    2,845.34/4,268.01 = 897.70/x
  3. Step 3: Cross multiply
    2,845.34x = 4,268.01 × 897.70
  4. Step 4: Simplify right side
    2,845.34x = 3,831,392.58
  5. Step 5: Solve for x
    x = 3,831,392.58/2,845.34
  6. Step 6: Final answer
    x = 1,346.55

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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.