Home / 5,512.10-7,606.69-3,154.23

Finding the Fourth Proportional to 5,512.10, 7,606.69 and 3,154.23

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Solution

The fourth proportional to 5,512.10, 7,606.69 and 3,154.23 is: 4,352.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.10 : 7,606.69 = 3,154.23 : x
  2. Step 2: Convert to fraction form
    5,512.10/7,606.69 = 3,154.23/x
  3. Step 3: Cross multiply
    5,512.10x = 7,606.69 × 3,154.23
  4. Step 4: Simplify right side
    5,512.10x = 23,993,241.91
  5. Step 5: Solve for x
    x = 23,993,241.91/5,512.10
  6. Step 6: Final answer
    x = 4,352.84

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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.