Home / 4,958.60-7,381.25-4,884.76

Finding the Fourth Proportional to 4,958.60, 7,381.25 and 4,884.76

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Solution

The fourth proportional to 4,958.60, 7,381.25 and 4,884.76 is: 7,271.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,958.60 : 7,381.25 = 4,884.76 : x
  2. Step 2: Convert to fraction form
    4,958.60/7,381.25 = 4,884.76/x
  3. Step 3: Cross multiply
    4,958.60x = 7,381.25 × 4,884.76
  4. Step 4: Simplify right side
    4,958.60x = 36,055,634.75
  5. Step 5: Solve for x
    x = 36,055,634.75/4,958.60
  6. Step 6: Final answer
    x = 7,271.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.