Home / 3,447.60-4,757.88-1,954.96

Finding the Fourth Proportional to 3,447.60, 4,757.88 and 1,954.96

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Solution

The fourth proportional to 3,447.60, 4,757.88 and 1,954.96 is: 2,697.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.60 : 4,757.88 = 1,954.96 : x
  2. Step 2: Convert to fraction form
    3,447.60/4,757.88 = 1,954.96/x
  3. Step 3: Cross multiply
    3,447.60x = 4,757.88 × 1,954.96
  4. Step 4: Simplify right side
    3,447.60x = 9,301,465.08
  5. Step 5: Solve for x
    x = 9,301,465.08/3,447.60
  6. Step 6: Final answer
    x = 2,697.95

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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.