Home / 10,106.22-15,161.36-4,262.88

Finding the Fourth Proportional to 10,106.22, 15,161.36 and 4,262.88

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Solution

The fourth proportional to 10,106.22, 15,161.36 and 4,262.88 is: 6,395.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,106.22 : 15,161.36 = 4,262.88 : x
  2. Step 2: Convert to fraction form
    10,106.22/15,161.36 = 4,262.88/x
  3. Step 3: Cross multiply
    10,106.22x = 15,161.36 × 4,262.88
  4. Step 4: Simplify right side
    10,106.22x = 64,631,037.00
  5. Step 5: Solve for x
    x = 64,631,037.00/10,106.22
  6. Step 6: Final answer
    x = 6,395.17

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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.