Home / 7,903.72-11,844.30-4,202.68

Finding the Fourth Proportional to 7,903.72, 11,844.30 and 4,202.68

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Solution

The fourth proportional to 7,903.72, 11,844.30 and 4,202.68 is: 6,298.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,903.72 : 11,844.30 = 4,202.68 : x
  2. Step 2: Convert to fraction form
    7,903.72/11,844.30 = 4,202.68/x
  3. Step 3: Cross multiply
    7,903.72x = 11,844.30 × 4,202.68
  4. Step 4: Simplify right side
    7,903.72x = 49,777,802.72
  5. Step 5: Solve for x
    x = 49,777,802.72/7,903.72
  6. Step 6: Final answer
    x = 6,298.02

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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.