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Finding the Fourth Proportional to 2,667.34, 4,001.04 and 1,748.72

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Solution

The fourth proportional to 2,667.34, 4,001.04 and 1,748.72 is: 2,623.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667.34 : 4,001.04 = 1,748.72 : x
  2. Step 2: Convert to fraction form
    2,667.34/4,001.04 = 1,748.72/x
  3. Step 3: Cross multiply
    2,667.34x = 4,001.04 × 1,748.72
  4. Step 4: Simplify right side
    2,667.34x = 6,996,708.67
  5. Step 5: Solve for x
    x = 6,996,708.67/2,667.34
  6. Step 6: Final answer
    x = 2,623.10

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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.