Home / 8,905.98-13,354.04-3,644.69

Finding the Fourth Proportional to 8,905.98, 13,354.04 and 3,644.69

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Solution

The fourth proportional to 8,905.98, 13,354.04 and 3,644.69 is: 5,465.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905.98 : 13,354.04 = 3,644.69 : x
  2. Step 2: Convert to fraction form
    8,905.98/13,354.04 = 3,644.69/x
  3. Step 3: Cross multiply
    8,905.98x = 13,354.04 × 3,644.69
  4. Step 4: Simplify right side
    8,905.98x = 48,671,336.05
  5. Step 5: Solve for x
    x = 48,671,336.05/8,905.98
  6. Step 6: Final answer
    x = 5,465.02

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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.