Home / 8,836.20-13,265.10-4,890.60

Finding the Fourth Proportional to 8,836.20, 13,265.10 and 4,890.60

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Solution

The fourth proportional to 8,836.20, 13,265.10 and 4,890.60 is: 7,341.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.20 : 13,265.10 = 4,890.60 : x
  2. Step 2: Convert to fraction form
    8,836.20/13,265.10 = 4,890.60/x
  3. Step 3: Cross multiply
    8,836.20x = 13,265.10 × 4,890.60
  4. Step 4: Simplify right side
    8,836.20x = 64,874,298.06
  5. Step 5: Solve for x
    x = 64,874,298.06/8,836.20
  6. Step 6: Final answer
    x = 7,341.88

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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.