Home / 4,378.12-5,993.45-4,346.85

Finding the Fourth Proportional to 4,378.12, 5,993.45 and 4,346.85

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Solution

The fourth proportional to 4,378.12, 5,993.45 and 4,346.85 is: 5,950.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.12 : 5,993.45 = 4,346.85 : x
  2. Step 2: Convert to fraction form
    4,378.12/5,993.45 = 4,346.85/x
  3. Step 3: Cross multiply
    4,378.12x = 5,993.45 × 4,346.85
  4. Step 4: Simplify right side
    4,378.12x = 26,052,639.00
  5. Step 5: Solve for x
    x = 26,052,639.00/4,378.12
  6. Step 6: Final answer
    x = 5,950.65

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