Home / 10,963.24-16,441.02-4,388.20

Finding the Fourth Proportional to 10,963.24, 16,441.02 and 4,388.20

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Solution

The fourth proportional to 10,963.24, 16,441.02 and 4,388.20 is: 6,580.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,963.24 : 16,441.02 = 4,388.20 : x
  2. Step 2: Convert to fraction form
    10,963.24/16,441.02 = 4,388.20/x
  3. Step 3: Cross multiply
    10,963.24x = 16,441.02 × 4,388.20
  4. Step 4: Simplify right side
    10,963.24x = 72,146,483.96
  5. Step 5: Solve for x
    x = 72,146,483.96/10,963.24
  6. Step 6: Final answer
    x = 6,580.76

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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.