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Finding the Fourth Proportional to 3,043.95, 4,563.90 and 1,095.90

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Solution

The fourth proportional to 3,043.95, 4,563.90 and 1,095.90 is: 1,643.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.95 : 4,563.90 = 1,095.90 : x
  2. Step 2: Convert to fraction form
    3,043.95/4,563.90 = 1,095.90/x
  3. Step 3: Cross multiply
    3,043.95x = 4,563.90 × 1,095.90
  4. Step 4: Simplify right side
    3,043.95x = 5,001,578.01
  5. Step 5: Solve for x
    x = 5,001,578.01/3,043.95
  6. Step 6: Final answer
    x = 1,643.12

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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.