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Finding the Fourth Proportional to 4,673.88, 7,008.66 and 2,726.64

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Solution

The fourth proportional to 4,673.88, 7,008.66 and 2,726.64 is: 4,088.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,673.88 : 7,008.66 = 2,726.64 : x
  2. Step 2: Convert to fraction form
    4,673.88/7,008.66 = 2,726.64/x
  3. Step 3: Cross multiply
    4,673.88x = 7,008.66 × 2,726.64
  4. Step 4: Simplify right side
    4,673.88x = 19,110,092.70
  5. Step 5: Solve for x
    x = 19,110,092.70/4,673.88
  6. Step 6: Final answer
    x = 4,088.70

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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.