Home / 5,527.20-7,627.29-3,009.31

Finding the Fourth Proportional to 5,527.20, 7,627.29 and 3,009.31

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Solution

The fourth proportional to 5,527.20, 7,627.29 and 3,009.31 is: 4,152.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.20 : 7,627.29 = 3,009.31 : x
  2. Step 2: Convert to fraction form
    5,527.20/7,627.29 = 3,009.31/x
  3. Step 3: Cross multiply
    5,527.20x = 7,627.29 × 3,009.31
  4. Step 4: Simplify right side
    5,527.20x = 22,952,880.07
  5. Step 5: Solve for x
    x = 22,952,880.07/5,527.20
  6. Step 6: Final answer
    x = 4,152.71

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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.