Home / 4,767.23-7,149.48-1,646.43

Finding the Fourth Proportional to 4,767.23, 7,149.48 and 1,646.43

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Solution

The fourth proportional to 4,767.23, 7,149.48 and 1,646.43 is: 2,469.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,767.23 : 7,149.48 = 1,646.43 : x
  2. Step 2: Convert to fraction form
    4,767.23/7,149.48 = 1,646.43/x
  3. Step 3: Cross multiply
    4,767.23x = 7,149.48 × 1,646.43
  4. Step 4: Simplify right side
    4,767.23x = 11,771,118.36
  5. Step 5: Solve for x
    x = 11,771,118.36/4,767.23
  6. Step 6: Final answer
    x = 2,469.17

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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.