Home / 3,508.80-4,827.24-3,411.60

Finding the Fourth Proportional to 3,508.80, 4,827.24 and 3,411.60

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Solution

The fourth proportional to 3,508.80, 4,827.24 and 3,411.60 is: 4,693.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.80 : 4,827.24 = 3,411.60 : x
  2. Step 2: Convert to fraction form
    3,508.80/4,827.24 = 3,411.60/x
  3. Step 3: Cross multiply
    3,508.80x = 4,827.24 × 3,411.60
  4. Step 4: Simplify right side
    3,508.80x = 16,468,611.98
  5. Step 5: Solve for x
    x = 16,468,611.98/3,508.80
  6. Step 6: Final answer
    x = 4,693.52

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1.5x scale

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.