Home / 3,530.30-4,861.95-3,453.77

Finding the Fourth Proportional to 3,530.30, 4,861.95 and 3,453.77

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Solution

The fourth proportional to 3,530.30, 4,861.95 and 3,453.77 is: 4,756.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.30 : 4,861.95 = 3,453.77 : x
  2. Step 2: Convert to fraction form
    3,530.30/4,861.95 = 3,453.77/x
  3. Step 3: Cross multiply
    3,530.30x = 4,861.95 × 3,453.77
  4. Step 4: Simplify right side
    3,530.30x = 16,792,057.05
  5. Step 5: Solve for x
    x = 16,792,057.05/3,530.30
  6. Step 6: Final answer
    x = 4,756.55

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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.