Home / 3,477.26-4,800.86-3,103.61

Finding the Fourth Proportional to 3,477.26, 4,800.86 and 3,103.61

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Solution

The fourth proportional to 3,477.26, 4,800.86 and 3,103.61 is: 4,284.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.26 : 4,800.86 = 3,103.61 : x
  2. Step 2: Convert to fraction form
    3,477.26/4,800.86 = 3,103.61/x
  3. Step 3: Cross multiply
    3,477.26x = 4,800.86 × 3,103.61
  4. Step 4: Simplify right side
    3,477.26x = 14,899,957.58
  5. Step 5: Solve for x
    x = 14,899,957.58/3,477.26
  6. Step 6: Final answer
    x = 4,284.98

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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.