Home / 5,527.36-7,629.28-3,761.92

Finding the Fourth Proportional to 5,527.36, 7,629.28 and 3,761.92

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Solution

The fourth proportional to 5,527.36, 7,629.28 and 3,761.92 is: 5,192.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.36 : 7,629.28 = 3,761.92 : x
  2. Step 2: Convert to fraction form
    5,527.36/7,629.28 = 3,761.92/x
  3. Step 3: Cross multiply
    5,527.36x = 7,629.28 × 3,761.92
  4. Step 4: Simplify right side
    5,527.36x = 28,700,741.02
  5. Step 5: Solve for x
    x = 28,700,741.02/5,527.36
  6. Step 6: Final answer
    x = 5,192.49

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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.