Home / 7,343.20-11,010.84-3,644.20

Finding the Fourth Proportional to 7,343.20, 11,010.84 and 3,644.20

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Solution

The fourth proportional to 7,343.20, 11,010.84 and 3,644.20 is: 5,464.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343.20 : 11,010.84 = 3,644.20 : x
  2. Step 2: Convert to fraction form
    7,343.20/11,010.84 = 3,644.20/x
  3. Step 3: Cross multiply
    7,343.20x = 11,010.84 × 3,644.20
  4. Step 4: Simplify right side
    7,343.20x = 40,125,703.13
  5. Step 5: Solve for x
    x = 40,125,703.13/7,343.20
  6. Step 6: Final answer
    x = 5,464.33

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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.