Home / 5,241.81-7,233.75-2,883.99

Finding the Fourth Proportional to 5,241.81, 7,233.75 and 2,883.99

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Solution

The fourth proportional to 5,241.81, 7,233.75 and 2,883.99 is: 3,979.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,241.81 : 7,233.75 = 2,883.99 : x
  2. Step 2: Convert to fraction form
    5,241.81/7,233.75 = 2,883.99/x
  3. Step 3: Cross multiply
    5,241.81x = 7,233.75 × 2,883.99
  4. Step 4: Simplify right side
    5,241.81x = 20,862,062.66
  5. Step 5: Solve for x
    x = 20,862,062.66/5,241.81
  6. Step 6: Final answer
    x = 3,979.93

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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.