Home / 3,455.60-4,765.03-2,274.62

Finding the Fourth Proportional to 3,455.60, 4,765.03 and 2,274.62

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Solution

The fourth proportional to 3,455.60, 4,765.03 and 2,274.62 is: 3,136.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.60 : 4,765.03 = 2,274.62 : x
  2. Step 2: Convert to fraction form
    3,455.60/4,765.03 = 2,274.62/x
  3. Step 3: Cross multiply
    3,455.60x = 4,765.03 × 2,274.62
  4. Step 4: Simplify right side
    3,455.60x = 10,838,603.03
  5. Step 5: Solve for x
    x = 10,838,603.03/3,455.60
  6. Step 6: Final answer
    x = 3,136.54

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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.