Home / 8,838.28-13,256.88-3,644.02

Finding the Fourth Proportional to 8,838.28, 13,256.88 and 3,644.02

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Solution

The fourth proportional to 8,838.28, 13,256.88 and 3,644.02 is: 5,465.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,838.28 : 13,256.88 = 3,644.02 : x
  2. Step 2: Convert to fraction form
    8,838.28/13,256.88 = 3,644.02/x
  3. Step 3: Cross multiply
    8,838.28x = 13,256.88 × 3,644.02
  4. Step 4: Simplify right side
    8,838.28x = 48,308,335.86
  5. Step 5: Solve for x
    x = 48,308,335.86/8,838.28
  6. Step 6: Final answer
    x = 5,465.81

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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.