Home / 3,426.28-4,728.26-1,854.37

Finding the Fourth Proportional to 3,426.28, 4,728.26 and 1,854.37

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Solution

The fourth proportional to 3,426.28, 4,728.26 and 1,854.37 is: 2,559.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426.28 : 4,728.26 = 1,854.37 : x
  2. Step 2: Convert to fraction form
    3,426.28/4,728.26 = 1,854.37/x
  3. Step 3: Cross multiply
    3,426.28x = 4,728.26 × 1,854.37
  4. Step 4: Simplify right side
    3,426.28x = 8,767,936.31
  5. Step 5: Solve for x
    x = 8,767,936.31/3,426.28
  6. Step 6: Final answer
    x = 2,559.03

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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.