Home / 10,004.80-14,996.32-4,942.48

Finding the Fourth Proportional to 10,004.80, 14,996.32 and 4,942.48

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Solution

The fourth proportional to 10,004.80, 14,996.32 and 4,942.48 is: 7,408.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,004.80 : 14,996.32 = 4,942.48 : x
  2. Step 2: Convert to fraction form
    10,004.80/14,996.32 = 4,942.48/x
  3. Step 3: Cross multiply
    10,004.80x = 14,996.32 × 4,942.48
  4. Step 4: Simplify right side
    10,004.80x = 74,119,011.67
  5. Step 5: Solve for x
    x = 74,119,011.67/10,004.80
  6. Step 6: Final answer
    x = 7,408.35

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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.