Home / 4,235.25-6,352.37-1,115.50

Finding the Fourth Proportional to 4,235.25, 6,352.37 and 1,115.50

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Solution

The fourth proportional to 4,235.25, 6,352.37 and 1,115.50 is: 1,673.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,235.25 : 6,352.37 = 1,115.50 : x
  2. Step 2: Convert to fraction form
    4,235.25/6,352.37 = 1,115.50/x
  3. Step 3: Cross multiply
    4,235.25x = 6,352.37 × 1,115.50
  4. Step 4: Simplify right side
    4,235.25x = 7,086,051.78
  5. Step 5: Solve for x
    x = 7,086,051.78/4,235.25
  6. Step 6: Final answer
    x = 1,673.11

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.