Home / 10,179.06-15,268.08-2,783.37

Finding the Fourth Proportional to 10,179.06, 15,268.08 and 2,783.37

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Solution

The fourth proportional to 10,179.06, 15,268.08 and 2,783.37 is: 4,174.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,179.06 : 15,268.08 = 2,783.37 : x
  2. Step 2: Convert to fraction form
    10,179.06/15,268.08 = 2,783.37/x
  3. Step 3: Cross multiply
    10,179.06x = 15,268.08 × 2,783.37
  4. Step 4: Simplify right side
    10,179.06x = 42,496,715.83
  5. Step 5: Solve for x
    x = 42,496,715.83/10,179.06
  6. Step 6: Final answer
    x = 4,174.92

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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.