Home / 10,660.44-15,989.98-3,264.20

Finding the Fourth Proportional to 10,660.44, 15,989.98 and 3,264.20

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Solution

The fourth proportional to 10,660.44, 15,989.98 and 3,264.20 is: 4,896.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,660.44 : 15,989.98 = 3,264.20 : x
  2. Step 2: Convert to fraction form
    10,660.44/15,989.98 = 3,264.20/x
  3. Step 3: Cross multiply
    10,660.44x = 15,989.98 × 3,264.20
  4. Step 4: Simplify right side
    10,660.44x = 52,194,492.72
  5. Step 5: Solve for x
    x = 52,194,492.72/10,660.44
  6. Step 6: Final answer
    x = 4,896.09

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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.