Home / 10,356.21-15,532.14-3,336.86

Finding the Fourth Proportional to 10,356.21, 15,532.14 and 3,336.86

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Solution

The fourth proportional to 10,356.21, 15,532.14 and 3,336.86 is: 5,004.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.21 : 15,532.14 = 3,336.86 : x
  2. Step 2: Convert to fraction form
    10,356.21/15,532.14 = 3,336.86/x
  3. Step 3: Cross multiply
    10,356.21x = 15,532.14 × 3,336.86
  4. Step 4: Simplify right side
    10,356.21x = 51,828,499.02
  5. Step 5: Solve for x
    x = 51,828,499.02/10,356.21
  6. Step 6: Final answer
    x = 5,004.58

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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.