Home / 4,728.22-7,093.40-2,388.12

Finding the Fourth Proportional to 4,728.22, 7,093.40 and 2,388.12

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Solution

The fourth proportional to 4,728.22, 7,093.40 and 2,388.12 is: 3,582.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728.22 : 7,093.40 = 2,388.12 : x
  2. Step 2: Convert to fraction form
    4,728.22/7,093.40 = 2,388.12/x
  3. Step 3: Cross multiply
    4,728.22x = 7,093.40 × 2,388.12
  4. Step 4: Simplify right side
    4,728.22x = 16,939,890.41
  5. Step 5: Solve for x
    x = 16,939,890.41/4,728.22
  6. Step 6: Final answer
    x = 3,582.72

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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.