Home / 3,176.60-4,770.30-2,258.60

Finding the Fourth Proportional to 3,176.60, 4,770.30 and 2,258.60

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Solution

The fourth proportional to 3,176.60, 4,770.30 and 2,258.60 is: 3,391.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.60 : 4,770.30 = 2,258.60 : x
  2. Step 2: Convert to fraction form
    3,176.60/4,770.30 = 2,258.60/x
  3. Step 3: Cross multiply
    3,176.60x = 4,770.30 × 2,258.60
  4. Step 4: Simplify right side
    3,176.60x = 10,774,199.58
  5. Step 5: Solve for x
    x = 10,774,199.58/3,176.60
  6. Step 6: Final answer
    x = 3,391.74

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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.