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Finding the Fourth Proportional to 4,926.08, 7,386.80 and 1,803.87

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Solution

The fourth proportional to 4,926.08, 7,386.80 and 1,803.87 is: 2,704.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,926.08 : 7,386.80 = 1,803.87 : x
  2. Step 2: Convert to fraction form
    4,926.08/7,386.80 = 1,803.87/x
  3. Step 3: Cross multiply
    4,926.08x = 7,386.80 × 1,803.87
  4. Step 4: Simplify right side
    4,926.08x = 13,324,817.90
  5. Step 5: Solve for x
    x = 13,324,817.90/4,926.08
  6. Step 6: Final answer
    x = 2,704.95

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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.