Home / 3,518.52-4,854.78-2,635.08

Finding the Fourth Proportional to 3,518.52, 4,854.78 and 2,635.08

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Solution

The fourth proportional to 3,518.52, 4,854.78 and 2,635.08 is: 3,635.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.52 : 4,854.78 = 2,635.08 : x
  2. Step 2: Convert to fraction form
    3,518.52/4,854.78 = 2,635.08/x
  3. Step 3: Cross multiply
    3,518.52x = 4,854.78 × 2,635.08
  4. Step 4: Simplify right side
    3,518.52x = 12,792,733.68
  5. Step 5: Solve for x
    x = 12,792,733.68/3,518.52
  6. Step 6: Final answer
    x = 3,635.83

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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.