Home / 10,263.58-15,395.28-3,243.60

Finding the Fourth Proportional to 10,263.58, 15,395.28 and 3,243.60

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Solution

The fourth proportional to 10,263.58, 15,395.28 and 3,243.60 is: 4,865.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,263.58 : 15,395.28 = 3,243.60 : x
  2. Step 2: Convert to fraction form
    10,263.58/15,395.28 = 3,243.60/x
  3. Step 3: Cross multiply
    10,263.58x = 15,395.28 × 3,243.60
  4. Step 4: Simplify right side
    10,263.58x = 49,936,130.21
  5. Step 5: Solve for x
    x = 49,936,130.21/10,263.58
  6. Step 6: Final answer
    x = 4,865.37

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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.