Home / 11,208.45-15,468.05-6,173.02

Finding the Fourth Proportional to 11,208.45, 15,468.05 and 6,173.02

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Solution

The fourth proportional to 11,208.45, 15,468.05 and 6,173.02 is: 8,518.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,208.45 : 15,468.05 = 6,173.02 : x
  2. Step 2: Convert to fraction form
    11,208.45/15,468.05 = 6,173.02/x
  3. Step 3: Cross multiply
    11,208.45x = 15,468.05 × 6,173.02
  4. Step 4: Simplify right side
    11,208.45x = 95,484,582.01
  5. Step 5: Solve for x
    x = 95,484,582.01/11,208.45
  6. Step 6: Final answer
    x = 8,518.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.