Home / 3,447.42-4,757.10-1,955.04

Finding the Fourth Proportional to 3,447.42, 4,757.10 and 1,955.04

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Solution

The fourth proportional to 3,447.42, 4,757.10 and 1,955.04 is: 2,697.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.42 : 4,757.10 = 1,955.04 : x
  2. Step 2: Convert to fraction form
    3,447.42/4,757.10 = 1,955.04/x
  3. Step 3: Cross multiply
    3,447.42x = 4,757.10 × 1,955.04
  4. Step 4: Simplify right side
    3,447.42x = 9,300,320.78
  5. Step 5: Solve for x
    x = 9,300,320.78/3,447.42
  6. Step 6: Final answer
    x = 2,697.76

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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.