Home / 7,409.39-10,224.92-4,052.21

Finding the Fourth Proportional to 7,409.39, 10,224.92 and 4,052.21

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Solution

The fourth proportional to 7,409.39, 10,224.92 and 4,052.21 is: 5,592.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,409.39 : 10,224.92 = 4,052.21 : x
  2. Step 2: Convert to fraction form
    7,409.39/10,224.92 = 4,052.21/x
  3. Step 3: Cross multiply
    7,409.39x = 10,224.92 × 4,052.21
  4. Step 4: Simplify right side
    7,409.39x = 41,433,451.69
  5. Step 5: Solve for x
    x = 41,433,451.69/7,409.39
  6. Step 6: Final answer
    x = 5,592.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.