Home / 8,836.56-13,256.44-3,639.60

Finding the Fourth Proportional to 8,836.56, 13,256.44 and 3,639.60

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Solution

The fourth proportional to 8,836.56, 13,256.44 and 3,639.60 is: 5,460.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.56 : 13,256.44 = 3,639.60 : x
  2. Step 2: Convert to fraction form
    8,836.56/13,256.44 = 3,639.60/x
  3. Step 3: Cross multiply
    8,836.56x = 13,256.44 × 3,639.60
  4. Step 4: Simplify right side
    8,836.56x = 48,248,139.02
  5. Step 5: Solve for x
    x = 48,248,139.02/8,836.56
  6. Step 6: Final answer
    x = 5,460.06

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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.