Home / 5,512.28-7,606.81-3,154.26

Finding the Fourth Proportional to 5,512.28, 7,606.81 and 3,154.26

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Solution

The fourth proportional to 5,512.28, 7,606.81 and 3,154.26 is: 4,352.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.28 : 7,606.81 = 3,154.26 : x
  2. Step 2: Convert to fraction form
    5,512.28/7,606.81 = 3,154.26/x
  3. Step 3: Cross multiply
    5,512.28x = 7,606.81 × 3,154.26
  4. Step 4: Simplify right side
    5,512.28x = 23,993,848.62
  5. Step 5: Solve for x
    x = 23,993,848.62/5,512.28
  6. Step 6: Final answer
    x = 4,352.80

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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.