Home / 4,832.40-7,239.78-2,233.92

Finding the Fourth Proportional to 4,832.40, 7,239.78 and 2,233.92

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Solution

The fourth proportional to 4,832.40, 7,239.78 and 2,233.92 is: 3,346.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,832.40 : 7,239.78 = 2,233.92 : x
  2. Step 2: Convert to fraction form
    4,832.40/7,239.78 = 2,233.92/x
  3. Step 3: Cross multiply
    4,832.40x = 7,239.78 × 2,233.92
  4. Step 4: Simplify right side
    4,832.40x = 16,173,089.34
  5. Step 5: Solve for x
    x = 16,173,089.34/4,832.40
  6. Step 6: Final answer
    x = 3,346.80

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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.