Home / 4,735.60-7,103.40-2,402.80

Finding the Fourth Proportional to 4,735.60, 7,103.40 and 2,402.80

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Solution

The fourth proportional to 4,735.60, 7,103.40 and 2,402.80 is: 3,604.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,735.60 : 7,103.40 = 2,402.80 : x
  2. Step 2: Convert to fraction form
    4,735.60/7,103.40 = 2,402.80/x
  3. Step 3: Cross multiply
    4,735.60x = 7,103.40 × 2,402.80
  4. Step 4: Simplify right side
    4,735.60x = 17,068,049.52
  5. Step 5: Solve for x
    x = 17,068,049.52/4,735.60
  6. Step 6: Final answer
    x = 3,604.20

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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.