Home / 5,527.42-7,623.44-3,909.46

Finding the Fourth Proportional to 5,527.42, 7,623.44 and 3,909.46

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Solution

The fourth proportional to 5,527.42, 7,623.44 and 3,909.46 is: 5,391.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.42 : 7,623.44 = 3,909.46 : x
  2. Step 2: Convert to fraction form
    5,527.42/7,623.44 = 3,909.46/x
  3. Step 3: Cross multiply
    5,527.42x = 7,623.44 × 3,909.46
  4. Step 4: Simplify right side
    5,527.42x = 29,803,476.08
  5. Step 5: Solve for x
    x = 29,803,476.08/5,527.42
  6. Step 6: Final answer
    x = 5,391.94

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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.