Home / 10,250.37-15,373.86-2,855.58

Finding the Fourth Proportional to 10,250.37, 15,373.86 and 2,855.58

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Solution

The fourth proportional to 10,250.37, 15,373.86 and 2,855.58 is: 4,282.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,250.37 : 15,373.86 = 2,855.58 : x
  2. Step 2: Convert to fraction form
    10,250.37/15,373.86 = 2,855.58/x
  3. Step 3: Cross multiply
    10,250.37x = 15,373.86 × 2,855.58
  4. Step 4: Simplify right side
    10,250.37x = 43,901,287.14
  5. Step 5: Solve for x
    x = 43,901,287.14/10,250.37
  6. Step 6: Final answer
    x = 4,282.90

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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.