Home / 11,203.21-16,786.33-6,510.05

Finding the Fourth Proportional to 11,203.21, 16,786.33 and 6,510.05

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Solution

The fourth proportional to 11,203.21, 16,786.33 and 6,510.05 is: 9,754.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,203.21 : 16,786.33 = 6,510.05 : x
  2. Step 2: Convert to fraction form
    11,203.21/16,786.33 = 6,510.05/x
  3. Step 3: Cross multiply
    11,203.21x = 16,786.33 × 6,510.05
  4. Step 4: Simplify right side
    11,203.21x = 109,279,731.13
  5. Step 5: Solve for x
    x = 109,279,731.13/11,203.21
  6. Step 6: Final answer
    x = 9,754.32

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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.