Home / 5,270.42-7,273.94-3,146.04

Finding the Fourth Proportional to 5,270.42, 7,273.94 and 3,146.04

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Solution

The fourth proportional to 5,270.42, 7,273.94 and 3,146.04 is: 4,341.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.42 : 7,273.94 = 3,146.04 : x
  2. Step 2: Convert to fraction form
    5,270.42/7,273.94 = 3,146.04/x
  3. Step 3: Cross multiply
    5,270.42x = 7,273.94 × 3,146.04
  4. Step 4: Simplify right side
    5,270.42x = 22,884,090.47
  5. Step 5: Solve for x
    x = 22,884,090.47/5,270.42
  6. Step 6: Final answer
    x = 4,341.99

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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.