Home / 5,235.16-7,224.55-2,845.14

Finding the Fourth Proportional to 5,235.16, 7,224.55 and 2,845.14

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Solution

The fourth proportional to 5,235.16, 7,224.55 and 2,845.14 is: 3,926.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,235.16 : 7,224.55 = 2,845.14 : x
  2. Step 2: Convert to fraction form
    5,235.16/7,224.55 = 2,845.14/x
  3. Step 3: Cross multiply
    5,235.16x = 7,224.55 × 2,845.14
  4. Step 4: Simplify right side
    5,235.16x = 20,554,852.15
  5. Step 5: Solve for x
    x = 20,554,852.15/5,235.16
  6. Step 6: Final answer
    x = 3,926.31

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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.