Home / 12,677.04-19,002.60-4,354.56

Finding the Fourth Proportional to 12,677.04, 19,002.60 and 4,354.56

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Solution

The fourth proportional to 12,677.04, 19,002.60 and 4,354.56 is: 6,527.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,677.04 : 19,002.60 = 4,354.56 : x
  2. Step 2: Convert to fraction form
    12,677.04/19,002.60 = 4,354.56/x
  3. Step 3: Cross multiply
    12,677.04x = 19,002.60 × 4,354.56
  4. Step 4: Simplify right side
    12,677.04x = 82,747,961.86
  5. Step 5: Solve for x
    x = 82,747,961.86/12,677.04
  6. Step 6: Final answer
    x = 6,527.39

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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.