Home / 3,685.15-5,527.73-1,087.48

Finding the Fourth Proportional to 3,685.15, 5,527.73 and 1,087.48

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Solution

The fourth proportional to 3,685.15, 5,527.73 and 1,087.48 is: 1,631.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.15 : 5,527.73 = 1,087.48 : x
  2. Step 2: Convert to fraction form
    3,685.15/5,527.73 = 1,087.48/x
  3. Step 3: Cross multiply
    3,685.15x = 5,527.73 × 1,087.48
  4. Step 4: Simplify right side
    3,685.15x = 6,011,295.82
  5. Step 5: Solve for x
    x = 6,011,295.82/3,685.15
  6. Step 6: Final answer
    x = 1,631.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.