Home / 7,243.48-9,997.84-4,101.49

Finding the Fourth Proportional to 7,243.48, 9,997.84 and 4,101.49

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Solution

The fourth proportional to 7,243.48, 9,997.84 and 4,101.49 is: 5,661.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243.48 : 9,997.84 = 4,101.49 : x
  2. Step 2: Convert to fraction form
    7,243.48/9,997.84 = 4,101.49/x
  3. Step 3: Cross multiply
    7,243.48x = 9,997.84 × 4,101.49
  4. Step 4: Simplify right side
    7,243.48x = 41,006,040.78
  5. Step 5: Solve for x
    x = 41,006,040.78/7,243.48
  6. Step 6: Final answer
    x = 5,661.10

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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.