Home / 4,989.44-7,484.20-2,215.37

Finding the Fourth Proportional to 4,989.44, 7,484.20 and 2,215.37

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Solution

The fourth proportional to 4,989.44, 7,484.20 and 2,215.37 is: 3,323.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989.44 : 7,484.20 = 2,215.37 : x
  2. Step 2: Convert to fraction form
    4,989.44/7,484.20 = 2,215.37/x
  3. Step 3: Cross multiply
    4,989.44x = 7,484.20 × 2,215.37
  4. Step 4: Simplify right side
    4,989.44x = 16,580,272.15
  5. Step 5: Solve for x
    x = 16,580,272.15/4,989.44
  6. Step 6: Final answer
    x = 3,323.07

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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.