Home / 7,339.47-11,010.21-2,409.60

Finding the Fourth Proportional to 7,339.47, 11,010.21 and 2,409.60

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Solution

The fourth proportional to 7,339.47, 11,010.21 and 2,409.60 is: 3,614.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339.47 : 11,010.21 = 2,409.60 : x
  2. Step 2: Convert to fraction form
    7,339.47/11,010.21 = 2,409.60/x
  3. Step 3: Cross multiply
    7,339.47x = 11,010.21 × 2,409.60
  4. Step 4: Simplify right side
    7,339.47x = 26,530,202.02
  5. Step 5: Solve for x
    x = 26,530,202.02/7,339.47
  6. Step 6: Final answer
    x = 3,614.73

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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.