Home / 5,527.80-7,628.22-3,009.96

Finding the Fourth Proportional to 5,527.80, 7,628.22 and 3,009.96

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Solution

The fourth proportional to 5,527.80, 7,628.22 and 3,009.96 is: 4,153.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.80 : 7,628.22 = 3,009.96 : x
  2. Step 2: Convert to fraction form
    5,527.80/7,628.22 = 3,009.96/x
  3. Step 3: Cross multiply
    5,527.80x = 7,628.22 × 3,009.96
  4. Step 4: Simplify right side
    5,527.80x = 22,960,637.07
  5. Step 5: Solve for x
    x = 22,960,637.07/5,527.80
  6. Step 6: Final answer
    x = 4,153.67

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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.