Home / 3,485.58-5,229.54-1,294.50

Finding the Fourth Proportional to 3,485.58, 5,229.54 and 1,294.50

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Solution

The fourth proportional to 3,485.58, 5,229.54 and 1,294.50 is: 1,942.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.58 : 5,229.54 = 1,294.50 : x
  2. Step 2: Convert to fraction form
    3,485.58/5,229.54 = 1,294.50/x
  3. Step 3: Cross multiply
    3,485.58x = 5,229.54 × 1,294.50
  4. Step 4: Simplify right side
    3,485.58x = 6,769,639.53
  5. Step 5: Solve for x
    x = 6,769,639.53/3,485.58
  6. Step 6: Final answer
    x = 1,942.18

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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.