Home / 3,264.08-4,505.80-2,947.92

Finding the Fourth Proportional to 3,264.08, 4,505.80 and 2,947.92

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Solution

The fourth proportional to 3,264.08, 4,505.80 and 2,947.92 is: 4,069.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264.08 : 4,505.80 = 2,947.92 : x
  2. Step 2: Convert to fraction form
    3,264.08/4,505.80 = 2,947.92/x
  3. Step 3: Cross multiply
    3,264.08x = 4,505.80 × 2,947.92
  4. Step 4: Simplify right side
    3,264.08x = 13,282,737.94
  5. Step 5: Solve for x
    x = 13,282,737.94/3,264.08
  6. Step 6: Final answer
    x = 4,069.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.