Home / 11,546.21-15,933.61-6,510.44

Finding the Fourth Proportional to 11,546.21, 15,933.61 and 6,510.44

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Solution

The fourth proportional to 11,546.21, 15,933.61 and 6,510.44 is: 8,984.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,546.21 : 15,933.61 = 6,510.44 : x
  2. Step 2: Convert to fraction form
    11,546.21/15,933.61 = 6,510.44/x
  3. Step 3: Cross multiply
    11,546.21x = 15,933.61 × 6,510.44
  4. Step 4: Simplify right side
    11,546.21x = 103,734,859.86
  5. Step 5: Solve for x
    x = 103,734,859.86/11,546.21
  6. Step 6: Final answer
    x = 8,984.32

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1.5x scale

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.