Home / 7,483.37-11,221.61-2,216.49

Finding the Fourth Proportional to 7,483.37, 11,221.61 and 2,216.49

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Solution

The fourth proportional to 7,483.37, 11,221.61 and 2,216.49 is: 3,323.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,483.37 : 11,221.61 = 2,216.49 : x
  2. Step 2: Convert to fraction form
    7,483.37/11,221.61 = 2,216.49/x
  3. Step 3: Cross multiply
    7,483.37x = 11,221.61 × 2,216.49
  4. Step 4: Simplify right side
    7,483.37x = 24,872,575.27
  5. Step 5: Solve for x
    x = 24,872,575.27/7,483.37
  6. Step 6: Final answer
    x = 3,323.72

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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.