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Finding the Fourth Proportional to 4,901.72, 7,338 and 4,726.76

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Solution

The fourth proportional to 4,901.72, 7,338 and 4,726.76 is: 7,076.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.72 : 7,338 = 4,726.76 : x
  2. Step 2: Convert to fraction form
    4,901.72/7,338 = 4,726.76/x
  3. Step 3: Cross multiply
    4,901.72x = 7,338 × 4,726.76
  4. Step 4: Simplify right side
    4,901.72x = 34,684,964.88
  5. Step 5: Solve for x
    x = 34,684,964.88/4,901.72
  6. Step 6: Final answer
    x = 7,076.08

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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.