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Finding the Fourth Proportional to 4,672.04, 7,009.14 and 2,725.88

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Solution

The fourth proportional to 4,672.04, 7,009.14 and 2,725.88 is: 4,089.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,672.04 : 7,009.14 = 2,725.88 : x
  2. Step 2: Convert to fraction form
    4,672.04/7,009.14 = 2,725.88/x
  3. Step 3: Cross multiply
    4,672.04x = 7,009.14 × 2,725.88
  4. Step 4: Simplify right side
    4,672.04x = 19,106,074.54
  5. Step 5: Solve for x
    x = 19,106,074.54/4,672.04
  6. Step 6: Final answer
    x = 4,089.45

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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.