Home / 5,224.27-7,209.73-2,985.56

Finding the Fourth Proportional to 5,224.27, 7,209.73 and 2,985.56

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Solution

The fourth proportional to 5,224.27, 7,209.73 and 2,985.56 is: 4,120.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,224.27 : 7,209.73 = 2,985.56 : x
  2. Step 2: Convert to fraction form
    5,224.27/7,209.73 = 2,985.56/x
  3. Step 3: Cross multiply
    5,224.27x = 7,209.73 × 2,985.56
  4. Step 4: Simplify right side
    5,224.27x = 21,525,084.62
  5. Step 5: Solve for x
    x = 21,525,084.62/5,224.27
  6. Step 6: Final answer
    x = 4,120.21

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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.