Home / 4,169.12-5,752.32-2,400.32

Finding the Fourth Proportional to 4,169.12, 5,752.32 and 2,400.32

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Solution

The fourth proportional to 4,169.12, 5,752.32 and 2,400.32 is: 3,311.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.12 : 5,752.32 = 2,400.32 : x
  2. Step 2: Convert to fraction form
    4,169.12/5,752.32 = 2,400.32/x
  3. Step 3: Cross multiply
    4,169.12x = 5,752.32 × 2,400.32
  4. Step 4: Simplify right side
    4,169.12x = 13,807,408.74
  5. Step 5: Solve for x
    x = 13,807,408.74/4,169.12
  6. Step 6: Final answer
    x = 3,311.83

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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.