Home / 4,742.37-7,112.53-2,400.92

Finding the Fourth Proportional to 4,742.37, 7,112.53 and 2,400.92

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Solution

The fourth proportional to 4,742.37, 7,112.53 and 2,400.92 is: 3,600.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742.37 : 7,112.53 = 2,400.92 : x
  2. Step 2: Convert to fraction form
    4,742.37/7,112.53 = 2,400.92/x
  3. Step 3: Cross multiply
    4,742.37x = 7,112.53 × 2,400.92
  4. Step 4: Simplify right side
    4,742.37x = 17,076,596.39
  5. Step 5: Solve for x
    x = 17,076,596.39/4,742.37
  6. Step 6: Final answer
    x = 3,600.85

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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.