Home / 7,201.77-9,937.81-4,369.27

Finding the Fourth Proportional to 7,201.77, 9,937.81 and 4,369.27

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Solution

The fourth proportional to 7,201.77, 9,937.81 and 4,369.27 is: 6,029.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,201.77 : 9,937.81 = 4,369.27 : x
  2. Step 2: Convert to fraction form
    7,201.77/9,937.81 = 4,369.27/x
  3. Step 3: Cross multiply
    7,201.77x = 9,937.81 × 4,369.27
  4. Step 4: Simplify right side
    7,201.77x = 43,420,939.33
  5. Step 5: Solve for x
    x = 43,420,939.33/7,201.77
  6. Step 6: Final answer
    x = 6,029.20

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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.