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Finding the Fourth Proportional to 2,943.08, 4,406.51 and 2,295.08

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Solution

The fourth proportional to 2,943.08, 4,406.51 and 2,295.08 is: 3,436.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.08 : 4,406.51 = 2,295.08 : x
  2. Step 2: Convert to fraction form
    2,943.08/4,406.51 = 2,295.08/x
  3. Step 3: Cross multiply
    2,943.08x = 4,406.51 × 2,295.08
  4. Step 4: Simplify right side
    2,943.08x = 10,113,276.68
  5. Step 5: Solve for x
    x = 10,113,276.68/2,943.08
  6. Step 6: Final answer
    x = 3,436.30

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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.