Home / 7,374.72-11,050.56-6,274.56

Finding the Fourth Proportional to 7,374.72, 11,050.56 and 6,274.56

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Solution

The fourth proportional to 7,374.72, 11,050.56 and 6,274.56 is: 9,402.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374.72 : 11,050.56 = 6,274.56 : x
  2. Step 2: Convert to fraction form
    7,374.72/11,050.56 = 6,274.56/x
  3. Step 3: Cross multiply
    7,374.72x = 11,050.56 × 6,274.56
  4. Step 4: Simplify right side
    7,374.72x = 69,337,401.75
  5. Step 5: Solve for x
    x = 69,337,401.75/7,374.72
  6. Step 6: Final answer
    x = 9,402.04

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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.