Home / 5,235.28-7,224.18-2,996.68

Finding the Fourth Proportional to 5,235.28, 7,224.18 and 2,996.68

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Solution

The fourth proportional to 5,235.28, 7,224.18 and 2,996.68 is: 4,135.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,235.28 : 7,224.18 = 2,996.68 : x
  2. Step 2: Convert to fraction form
    5,235.28/7,224.18 = 2,996.68/x
  3. Step 3: Cross multiply
    5,235.28x = 7,224.18 × 2,996.68
  4. Step 4: Simplify right side
    5,235.28x = 21,648,555.72
  5. Step 5: Solve for x
    x = 21,648,555.72/5,235.28
  6. Step 6: Final answer
    x = 4,135.13

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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.