Home / 3,363.61-4,639.49-3,084.77

Finding the Fourth Proportional to 3,363.61, 4,639.49 and 3,084.77

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Solution

The fourth proportional to 3,363.61, 4,639.49 and 3,084.77 is: 4,254.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.61 : 4,639.49 = 3,084.77 : x
  2. Step 2: Convert to fraction form
    3,363.61/4,639.49 = 3,084.77/x
  3. Step 3: Cross multiply
    3,363.61x = 4,639.49 × 3,084.77
  4. Step 4: Simplify right side
    3,363.61x = 14,311,759.57
  5. Step 5: Solve for x
    x = 14,311,759.57/3,363.61
  6. Step 6: Final answer
    x = 4,254.88

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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.