Home / 5,526-7,632.36-3,659.76

Finding the Fourth Proportional to 5,526, 7,632.36 and 3,659.76

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Solution

The fourth proportional to 5,526, 7,632.36 and 3,659.76 is: 5,054.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,526 : 7,632.36 = 3,659.76 : x
  2. Step 2: Convert to fraction form
    5,526/7,632.36 = 3,659.76/x
  3. Step 3: Cross multiply
    5,526x = 7,632.36 × 3,659.76
  4. Step 4: Simplify right side
    5,526x = 27,932,605.83
  5. Step 5: Solve for x
    x = 27,932,605.83/5,526
  6. Step 6: Final answer
    x = 5,054.76

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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.