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Finding the Fourth Proportional to 3,264.94, 4,866.29 and 3,080.44

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Solution

The fourth proportional to 3,264.94, 4,866.29 and 3,080.44 is: 4,591.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264.94 : 4,866.29 = 3,080.44 : x
  2. Step 2: Convert to fraction form
    3,264.94/4,866.29 = 3,080.44/x
  3. Step 3: Cross multiply
    3,264.94x = 4,866.29 × 3,080.44
  4. Step 4: Simplify right side
    3,264.94x = 14,990,314.37
  5. Step 5: Solve for x
    x = 14,990,314.37/3,264.94
  6. Step 6: Final answer
    x = 4,591.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.