Home / 10,185.04-15,277.80-3,259.54

Finding the Fourth Proportional to 10,185.04, 15,277.80 and 3,259.54

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Solution

The fourth proportional to 10,185.04, 15,277.80 and 3,259.54 is: 4,889.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,185.04 : 15,277.80 = 3,259.54 : x
  2. Step 2: Convert to fraction form
    10,185.04/15,277.80 = 3,259.54/x
  3. Step 3: Cross multiply
    10,185.04x = 15,277.80 × 3,259.54
  4. Step 4: Simplify right side
    10,185.04x = 49,798,600.21
  5. Step 5: Solve for x
    x = 49,798,600.21/10,185.04
  6. Step 6: Final answer
    x = 4,889.39

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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.