Home / 3,063.80-4,221.78-2,534.60

Finding the Fourth Proportional to 3,063.80, 4,221.78 and 2,534.60

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Solution

The fourth proportional to 3,063.80, 4,221.78 and 2,534.60 is: 3,492.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.80 : 4,221.78 = 2,534.60 : x
  2. Step 2: Convert to fraction form
    3,063.80/4,221.78 = 2,534.60/x
  3. Step 3: Cross multiply
    3,063.80x = 4,221.78 × 2,534.60
  4. Step 4: Simplify right side
    3,063.80x = 10,700,523.59
  5. Step 5: Solve for x
    x = 10,700,523.59/3,063.80
  6. Step 6: Final answer
    x = 3,492.57

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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.