Home / 3,505.55-5,248.94-2,116.94

Finding the Fourth Proportional to 3,505.55, 5,248.94 and 2,116.94

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Solution

The fourth proportional to 3,505.55, 5,248.94 and 2,116.94 is: 3,169.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.55 : 5,248.94 = 2,116.94 : x
  2. Step 2: Convert to fraction form
    3,505.55/5,248.94 = 2,116.94/x
  3. Step 3: Cross multiply
    3,505.55x = 5,248.94 × 2,116.94
  4. Step 4: Simplify right side
    3,505.55x = 11,111,654.21
  5. Step 5: Solve for x
    x = 11,111,654.21/3,505.55
  6. Step 6: Final answer
    x = 3,169.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.