Home / 5,040.09-6,942.27-4,242.43

Finding the Fourth Proportional to 5,040.09, 6,942.27 and 4,242.43

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Solution

The fourth proportional to 5,040.09, 6,942.27 and 4,242.43 is: 5,843.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.09 : 6,942.27 = 4,242.43 : x
  2. Step 2: Convert to fraction form
    5,040.09/6,942.27 = 4,242.43/x
  3. Step 3: Cross multiply
    5,040.09x = 6,942.27 × 4,242.43
  4. Step 4: Simplify right side
    5,040.09x = 29,452,094.52
  5. Step 5: Solve for x
    x = 29,452,094.52/5,040.09
  6. Step 6: Final answer
    x = 5,843.57

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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.