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Finding the Fourth Proportional to 4,734.03, 7,101.80 and 1,614.21

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Solution

The fourth proportional to 4,734.03, 7,101.80 and 1,614.21 is: 2,421.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,734.03 : 7,101.80 = 1,614.21 : x
  2. Step 2: Convert to fraction form
    4,734.03/7,101.80 = 1,614.21/x
  3. Step 3: Cross multiply
    4,734.03x = 7,101.80 × 1,614.21
  4. Step 4: Simplify right side
    4,734.03x = 11,463,788.51
  5. Step 5: Solve for x
    x = 11,463,788.51/4,734.03
  6. Step 6: Final answer
    x = 2,421.57

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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.