Home / 3,956.64-5,452.65-2,835.66

Finding the Fourth Proportional to 3,956.64, 5,452.65 and 2,835.66

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Solution

The fourth proportional to 3,956.64, 5,452.65 and 2,835.66 is: 3,907.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,956.64 : 5,452.65 = 2,835.66 : x
  2. Step 2: Convert to fraction form
    3,956.64/5,452.65 = 2,835.66/x
  3. Step 3: Cross multiply
    3,956.64x = 5,452.65 × 2,835.66
  4. Step 4: Simplify right side
    3,956.64x = 15,461,861.50
  5. Step 5: Solve for x
    x = 15,461,861.50/3,956.64
  6. Step 6: Final answer
    x = 3,907.83

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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.