Home / 7,433.30-11,145.90-2,500.40

Finding the Fourth Proportional to 7,433.30, 11,145.90 and 2,500.40

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Solution

The fourth proportional to 7,433.30, 11,145.90 and 2,500.40 is: 3,749.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,433.30 : 11,145.90 = 2,500.40 : x
  2. Step 2: Convert to fraction form
    7,433.30/11,145.90 = 2,500.40/x
  3. Step 3: Cross multiply
    7,433.30x = 11,145.90 × 2,500.40
  4. Step 4: Simplify right side
    7,433.30x = 27,869,208.36
  5. Step 5: Solve for x
    x = 27,869,208.36/7,433.30
  6. Step 6: Final answer
    x = 3,749.24

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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.