Home / 7,350.76-11,027.80-2,420.22

Finding the Fourth Proportional to 7,350.76, 11,027.80 and 2,420.22

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Solution

The fourth proportional to 7,350.76, 11,027.80 and 2,420.22 is: 3,630.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,350.76 : 11,027.80 = 2,420.22 : x
  2. Step 2: Convert to fraction form
    7,350.76/11,027.80 = 2,420.22/x
  3. Step 3: Cross multiply
    7,350.76x = 11,027.80 × 2,420.22
  4. Step 4: Simplify right side
    7,350.76x = 26,689,732.88
  5. Step 5: Solve for x
    x = 26,689,732.88/7,350.76
  6. Step 6: Final answer
    x = 3,630.88

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1.5x scale

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.